Finding the Fourth Proportional to 3,730,179.96, 5,147,640.36 and 2,098,588.44
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Solution
The fourth proportional to 3,730,179.96, 5,147,640.36 and 2,098,588.44 is: 2,896,047.55
Step by Step Solution
- Step 1: Write the proportion equation
3,730,179.96 : 5,147,640.36 = 2,098,588.44 : x - Step 2: Convert to fraction form
3,730,179.96/5,147,640.36 = 2,098,588.44/x - Step 3: Cross multiply
3,730,179.96x = 5,147,640.36 × 2,098,588.44 - Step 4: Simplify right side
3,730,179.96x = 10,802,778,552,773.44 - Step 5: Solve for x
x = 10,802,778,552,773.44/3,730,179.96 - Step 6: Final answer
x = 2,896,047.55
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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.