Finding the Fourth Proportional to 2,000,589.14, 2,760,812.80 and 1,082,818.13
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Solution
The fourth proportional to 2,000,589.14, 2,760,812.80 and 1,082,818.13 is: 1,494,288.89
Step by Step Solution
- Step 1: Write the proportion equation
2,000,589.14 : 2,760,812.80 = 1,082,818.13 : x - Step 2: Convert to fraction form
2,000,589.14/2,760,812.80 = 1,082,818.13/x - Step 3: Cross multiply
2,000,589.14x = 2,760,812.80 × 1,082,818.13 - Step 4: Simplify right side
2,000,589.14x = 2,989,458,136,864.95 - Step 5: Solve for x
x = 2,989,458,136,864.95/2,000,589.14 - Step 6: Final answer
x = 1,494,288.89
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1.5x scale
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.