ABC Corporation has provided the following information regarding their defined benefit pension plan for the year 2018:

Current service cost $ 235,000 Contribution to the plan 262,500 Past service cost, effective December 31, 2018 50,000 Actual return on plan assets 160,000 Benefits paid 100,000 Net defined benefit liability at January 1, 2018 400,000 Plan assets at January 1, 2018 1,600,000 Defined benefit obligation at January 1, 2018 2,000,000 Interest/discount rate on the DBO and plan assets 10%

Required:

1) Calculate the defined benefit obligation ending balance **Show detailed breakdown of calculation**