Engineering Economics Calculator
Calculate present value, future value, annuities, and inflation adjustments for engineering economic analysis.
Present Value Calculator
Calculate the present value of a future sum of money given an interest rate and time period.
Engineering Economics Formulas
Present Value
PV = FV / (1 + r)^n
Where: PV = Present Value, FV = Future Value, r = Interest Rate, n = Number of Periods
Future Value
FV = PV × (1 + r)^n
Where: FV = Future Value, PV = Present Value, r = Interest Rate, n = Number of Periods
Present Value of Annuity
PVA = PMT × [(1 - (1 + r)^-n) / r]
Where: PVA = Present Value of Annuity, PMT = Payment Amount
Future Value of Annuity
FVA = PMT × [((1 + r)^n - 1) / r]
Where: FVA = Future Value of Annuity, PMT = Payment Amount