Finding the Fourth Proportional to 4,171,868.26, 6,247,217.28 and 3,496,172.74
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Solution
The fourth proportional to 4,171,868.26, 6,247,217.28 and 3,496,172.74 is: 5,235,388.41
Step by Step Solution
- Step 1: Write the proportion equation
4,171,868.26 : 6,247,217.28 = 3,496,172.74 : x - Step 2: Convert to fraction form
4,171,868.26/6,247,217.28 = 3,496,172.74/x - Step 3: Cross multiply
4,171,868.26x = 6,247,217.28 × 3,496,172.74 - Step 4: Simplify right side
4,171,868.26x = 21,841,350,755,192.95 - Step 5: Solve for x
x = 21,841,350,755,192.95/4,171,868.26 - Step 6: Final answer
x = 5,235,388.41
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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.