Finding the Fourth Proportional to 1,623,761.29, 2,240,734.75 and 898,639.57
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Solution
The fourth proportional to 1,623,761.29, 2,240,734.75 and 898,639.57 is: 1,240,091.71
Step by Step Solution
- Step 1: Write the proportion equation
1,623,761.29 : 2,240,734.75 = 898,639.57 : x - Step 2: Convert to fraction form
1,623,761.29/2,240,734.75 = 898,639.57/x - Step 3: Cross multiply
1,623,761.29x = 2,240,734.75 × 898,639.57 - Step 4: Simplify right side
1,623,761.29x = 2,013,612,912,224.06 - Step 5: Solve for x
x = 2,013,612,912,224.06/1,623,761.29 - Step 6: Final answer
x = 1,240,091.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.