Finding the Fourth Proportional to 3,472,138.24, 5,208,168.48 and 1,227,751.36
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Solution
The fourth proportional to 3,472,138.24, 5,208,168.48 and 1,227,751.36 is: 1,841,613.29
Step by Step Solution
- Step 1: Write the proportion equation
3,472,138.24 : 5,208,168.48 = 1,227,751.36 : x - Step 2: Convert to fraction form
3,472,138.24/5,208,168.48 = 1,227,751.36/x - Step 3: Cross multiply
3,472,138.24x = 5,208,168.48 × 1,227,751.36 - Step 4: Simplify right side
3,472,138.24x = 6,394,335,934,429.13 - Step 5: Solve for x
x = 6,394,335,934,429.13/3,472,138.24 - Step 6: Final answer
x = 1,841,613.29
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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.