Finding the Fourth Proportional to 1,275,371.97, 1,760,092.92 and 702,411.99
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Solution
The fourth proportional to 1,275,371.97, 1,760,092.92 and 702,411.99 is: 969,372.39
Step by Step Solution
- Step 1: Write the proportion equation
1,275,371.97 : 1,760,092.92 = 702,411.99 : x - Step 2: Convert to fraction form
1,275,371.97/1,760,092.92 = 702,411.99/x - Step 3: Cross multiply
1,275,371.97x = 1,760,092.92 × 702,411.99 - Step 4: Simplify right side
1,275,371.97x = 1,236,310,370,522.11 - Step 5: Solve for x
x = 1,236,310,370,522.11/1,275,371.97 - Step 6: Final answer
x = 969,372.39
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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.