Finding the Fourth Proportional to 1,747,689.30, 2,616,285.15 and 1,037,351.70
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Solution
The fourth proportional to 1,747,689.30, 2,616,285.15 and 1,037,351.70 is: 1,552,912.09
Step by Step Solution
- Step 1: Write the proportion equation
1,747,689.30 : 2,616,285.15 = 1,037,351.70 : x - Step 2: Convert to fraction form
1,747,689.30/2,616,285.15 = 1,037,351.70/x - Step 3: Cross multiply
1,747,689.30x = 2,616,285.15 × 1,037,351.70 - Step 4: Simplify right side
1,747,689.30x = 2,714,007,848,037.26 - Step 5: Solve for x
x = 2,714,007,848,037.26/1,747,689.30 - Step 6: Final answer
x = 1,552,912.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.