Finding the Fourth Proportional to 1,102,626.26, 1,653,734.35 and 344,486.31
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Solution
The fourth proportional to 1,102,626.26, 1,653,734.35 and 344,486.31 is: 516,665.41
Step by Step Solution
- Step 1: Write the proportion equation
1,102,626.26 : 1,653,734.35 = 344,486.31 : x - Step 2: Convert to fraction form
1,102,626.26/1,653,734.35 = 344,486.31/x - Step 3: Cross multiply
1,102,626.26x = 1,653,734.35 × 344,486.31 - Step 4: Simplify right side
1,102,626.26x = 569,688,843,951.75 - Step 5: Solve for x
x = 569,688,843,951.75/1,102,626.26 - Step 6: Final answer
x = 516,665.41
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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.