Finding the Fourth Proportional to 5,291,717.14, 7,937,560.27 and 1,453,543.23
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Solution
The fourth proportional to 5,291,717.14, 7,937,560.27 and 1,453,543.23 is: 2,180,310.60
Step by Step Solution
- Step 1: Write the proportion equation
5,291,717.14 : 7,937,560.27 = 1,453,543.23 : x - Step 2: Convert to fraction form
5,291,717.14/7,937,560.27 = 1,453,543.23/x - Step 3: Cross multiply
5,291,717.14x = 7,937,560.27 × 1,453,543.23 - Step 4: Simplify right side
5,291,717.14x = 11,537,586,960,123.31 - Step 5: Solve for x
x = 11,537,586,960,123.31/5,291,717.14 - Step 6: Final answer
x = 2,180,310.60
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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.