Finding the Fourth Proportional to 5,124,212.17, 7,072,115.93 and 2,948,710.93
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Solution
The fourth proportional to 5,124,212.17, 7,072,115.93 and 2,948,710.93 is: 4,069,625.70
Step by Step Solution
- Step 1: Write the proportion equation
5,124,212.17 : 7,072,115.93 = 2,948,710.93 : x - Step 2: Convert to fraction form
5,124,212.17/7,072,115.93 = 2,948,710.93/x - Step 3: Cross multiply
5,124,212.17x = 7,072,115.93 × 2,948,710.93 - Step 4: Simplify right side
5,124,212.17x = 20,853,625,541,018.11 - Step 5: Solve for x
x = 20,853,625,541,018.11/5,124,212.17 - Step 6: Final answer
x = 4,069,625.70
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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.