Finding the Fourth Proportional to 3,618,658.29, 5,414,420.50 and 2,154,348.70
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Solution
The fourth proportional to 3,618,658.29, 5,414,420.50 and 2,154,348.70 is: 3,223,446.04
Step by Step Solution
- Step 1: Write the proportion equation
3,618,658.29 : 5,414,420.50 = 2,154,348.70 : x - Step 2: Convert to fraction form
3,618,658.29/5,414,420.50 = 2,154,348.70/x - Step 3: Cross multiply
3,618,658.29x = 5,414,420.50 × 2,154,348.70 - Step 4: Simplify right side
3,618,658.29x = 11,664,549,746,506.43 - Step 5: Solve for x
x = 11,664,549,746,506.43/3,618,658.29 - Step 6: Final answer
x = 3,223,446.04
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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.