In: Finance
What is the principal portion of the required payment to be made
in the first month of a 30-year, 4.9%, $295.8 thousand conventional
fixed-rate mortgage? Round to then nearest penny ($0.01)
| Principal payment is $ 361.97 |
Working:
| Loan amount is the present value of monthly payment discounted at monthly interest rate. | ||||||||
| Present value of annuity of 1 | = | (1-(1+i)^-n)/i | Where, | |||||
| = | (1-(1+0.004083)^-360)/0.004083 | i | = | 4.9%/12 | = | 0.004083 | ||
| = | 188.4295199 | n | = | 30*12 | = | 360 | ||
| Loan payment | = | Loan amount | / | Present value of annuity of 1 | ||||
| = | $ 2,95,800 | / | 188.4295199 | |||||
| = | $ 1,569.82 | |||||||
| Interest for the first month | = | Loan amount | * | Monthly Interest rate | ||||
| = | $ 2,95,800 | * | 0.004083333 | |||||
| = | $ 1,207.85 | |||||||
| Principal payment | = | Loan payment | - | Interest expense | ||||
| = | $ 1,569.82 | - | $ 1,207.85 | |||||
| = | $ 361.97 | |||||||