Finding the Fourth Proportional to 3,429,790.29, 5,144,687.26 and 871,197.12
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Solution
The fourth proportional to 3,429,790.29, 5,144,687.26 and 871,197.12 is: 1,306,796.14
Step by Step Solution
- Step 1: Write the proportion equation
3,429,790.29 : 5,144,687.26 = 871,197.12 : x - Step 2: Convert to fraction form
3,429,790.29/5,144,687.26 = 871,197.12/x - Step 3: Cross multiply
3,429,790.29x = 5,144,687.26 × 871,197.12 - Step 4: Simplify right side
3,429,790.29x = 4,482,036,722,034.70 - Step 5: Solve for x
x = 4,482,036,722,034.70/3,429,790.29 - Step 6: Final answer
x = 1,306,796.14
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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.