In 2019 there is the following information: . PT ABI acquired PT UMI in 2019 . All merchandise of seller's affiliates are purchased from suppliers on credit, buyer's affiliates also sell their merchandise to customers also on credit . During 2019 PT ABI sold merchandise at a cost of Rp. 500,000 to PT UMI for Rp. 750,000 . During 2019 PT UMI managed to sell 60% of its inventory at a price of IDR 470,000 . In 2020 PT ABI sold merchandise again to PT UMI at a cost of Rp. 1,500,000 at a price of Rp. 1,800,000 . In 2020 PT UMI managed to sell a portion of the remaining 25% of the previous inventory at a price of Rp 250,000 . In 2020 PT UMI can also sell its newly purchased inventory for 30% at a price of IDR 660,000 . In 2021 PT UMI bought another inventory from PT ABI at a cost of Rp 800,000 at a price of RD 1,200,000 . In 2021 PT UMI managed to sell the remaining inventory at the beginning of 2019 at a price of 320,000 and 60% of the inventory from 2020 at a price of Rp. 1,140,000 and sold its newly purchased inventory for 60% at a price of Rp. 700,000. . The remaining inventory is still on hand until the end of 2021 . The applicable tax rate is 20% Keep the required journals in 2019, 2020 and 2021 What is the gross profit earned by PT ABI in 2019, 2020 and 2021