Finding the Fourth Proportional to 1,695,541.36, 2,543,705.72 and 497,415.28
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Solution
The fourth proportional to 1,695,541.36, 2,543,705.72 and 497,415.28 is: 746,238.41
Step by Step Solution
- Step 1: Write the proportion equation
1,695,541.36 : 2,543,705.72 = 497,415.28 : x - Step 2: Convert to fraction form
1,695,541.36/2,543,705.72 = 497,415.28/x - Step 3: Cross multiply
1,695,541.36x = 2,543,705.72 × 497,415.28 - Step 4: Simplify right side
1,695,541.36x = 1,265,278,092,951.40 - Step 5: Solve for x
x = 1,265,278,092,951.40/1,695,541.36 - Step 6: Final answer
x = 746,238.41
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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.