Finding the Fourth Proportional to 3,375,972.20, 5,063,163.42 and 979,184.36
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Solution
The fourth proportional to 3,375,972.20, 5,063,163.42 and 979,184.36 is: 1,468,545.99
Step by Step Solution
- Step 1: Write the proportion equation
3,375,972.20 : 5,063,163.42 = 979,184.36 : x - Step 2: Convert to fraction form
3,375,972.20/5,063,163.42 = 979,184.36/x - Step 3: Cross multiply
3,375,972.20x = 5,063,163.42 × 979,184.36 - Step 4: Simplify right side
3,375,972.20x = 4,957,770,432,988.11 - Step 5: Solve for x
x = 4,957,770,432,988.11/3,375,972.20 - Step 6: Final answer
x = 1,468,545.99
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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.