Finding the Fourth Proportional to 5,897,307.02, 8,138,545.49 and 3,319,154.78
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Solution
The fourth proportional to 5,897,307.02, 8,138,545.49 and 3,319,154.78 is: 4,580,580.94
Step by Step Solution
- Step 1: Write the proportion equation
5,897,307.02 : 8,138,545.49 = 3,319,154.78 : x - Step 2: Convert to fraction form
5,897,307.02/8,138,545.49 = 3,319,154.78/x - Step 3: Cross multiply
5,897,307.02x = 8,138,545.49 × 3,319,154.78 - Step 4: Simplify right side
5,897,307.02x = 27,013,092,148,785.17 - Step 5: Solve for x
x = 27,013,092,148,785.17/5,897,307.02 - Step 6: Final answer
x = 4,580,580.94
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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.