Finding the Fourth Proportional to 1,423,503.24, 2,135,096.90 and 358,545.21
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Solution
The fourth proportional to 1,423,503.24, 2,135,096.90 and 358,545.21 is: 537,778.03
Step by Step Solution
- Step 1: Write the proportion equation
1,423,503.24 : 2,135,096.90 = 358,545.21 : x - Step 2: Convert to fraction form
1,423,503.24/2,135,096.90 = 358,545.21/x - Step 3: Cross multiply
1,423,503.24x = 2,135,096.90 × 358,545.21 - Step 4: Simplify right side
1,423,503.24x = 765,528,766,380.85 - Step 5: Solve for x
x = 765,528,766,380.85/1,423,503.24 - Step 6: Final answer
x = 537,778.03
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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.