Finding the Fourth Proportional to 4,000,614.99, 5,520,883.10 and 2,281,822.53
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Solution
The fourth proportional to 4,000,614.99, 5,520,883.10 and 2,281,822.53 is: 3,148,934.72
Step by Step Solution
- Step 1: Write the proportion equation
4,000,614.99 : 5,520,883.10 = 2,281,822.53 : x - Step 2: Convert to fraction form
4,000,614.99/5,520,883.10 = 2,281,822.53/x - Step 3: Cross multiply
4,000,614.99x = 5,520,883.10 × 2,281,822.53 - Step 4: Simplify right side
4,000,614.99x = 12,597,675,431,667.13 - Step 5: Solve for x
x = 12,597,675,431,667.13/4,000,614.99 - Step 6: Final answer
x = 3,148,934.72
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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.