Условие:
Duration of financial lease is 4 years
\nPeriod\tPayment at the end of the year\tInterest rate (r)
1 2400 0,200000
2 2640 0,100000
3 6336 0,200000
4 1821,6 0,150000
\nfair value of the object 10000
\nCalculate the principle debt at the beginning of the 4th year

