Finding the Fourth Proportional to 3,587,397.56, 4,947,562.92 and 3,031,316.26
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Solution
The fourth proportional to 3,587,397.56, 4,947,562.92 and 3,031,316.26 is: 4,180,642.84
Step by Step Solution
- Step 1: Write the proportion equation
3,587,397.56 : 4,947,562.92 = 3,031,316.26 : x - Step 2: Convert to fraction form
3,587,397.56/4,947,562.92 = 3,031,316.26/x - Step 3: Cross multiply
3,587,397.56x = 4,947,562.92 × 3,031,316.26 - Step 4: Simplify right side
3,587,397.56x = 14,997,627,926,769.08 - Step 5: Solve for x
x = 14,997,627,926,769.08/3,587,397.56 - Step 6: Final answer
x = 4,180,642.84
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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.