Finding the Fourth Proportional to 4,342,581.43, 6,513,927.58 and 1,147,680
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Solution
The fourth proportional to 4,342,581.43, 6,513,927.58 and 1,147,680 is: 1,721,534.65
Step by Step Solution
- Step 1: Write the proportion equation
4,342,581.43 : 6,513,927.58 = 1,147,680 : x - Step 2: Convert to fraction form
4,342,581.43/6,513,927.58 = 1,147,680/x - Step 3: Cross multiply
4,342,581.43x = 6,513,927.58 × 1,147,680 - Step 4: Simplify right side
4,342,581.43x = 7,475,904,399,993.30 - Step 5: Solve for x
x = 7,475,904,399,993.30/4,342,581.43 - Step 6: Final answer
x = 1,721,534.65
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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.