Finding the Fourth Proportional to 2,695,892.70, 3,721,155.75 and 1,663,716.18
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Solution
The fourth proportional to 2,695,892.70, 3,721,155.75 and 1,663,716.18 is: 2,296,436.73
Step by Step Solution
- Step 1: Write the proportion equation
2,695,892.70 : 3,721,155.75 = 1,663,716.18 : x - Step 2: Convert to fraction form
2,695,892.70/3,721,155.75 = 1,663,716.18/x - Step 3: Cross multiply
2,695,892.70x = 3,721,155.75 × 1,663,716.18 - Step 4: Simplify right side
2,695,892.70x = 6,190,947,029,575.04 - Step 5: Solve for x
x = 6,190,947,029,575.04/2,695,892.70 - Step 6: Final answer
x = 2,296,436.73
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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.