Finding the Fourth Proportional to 5,719,512.02, 8,579,261.12 and 1,459,680.70
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Solution
The fourth proportional to 5,719,512.02, 8,579,261.12 and 1,459,680.70 is: 2,189,519.29
Step by Step Solution
- Step 1: Write the proportion equation
5,719,512.02 : 8,579,261.12 = 1,459,680.70 : x - Step 2: Convert to fraction form
5,719,512.02/8,579,261.12 = 1,459,680.70/x - Step 3: Cross multiply
5,719,512.02x = 8,579,261.12 × 1,459,680.70 - Step 4: Simplify right side
5,719,512.02x = 12,522,981,877,124.38 - Step 5: Solve for x
x = 12,522,981,877,124.38/5,719,512.02 - Step 6: Final answer
x = 2,189,519.29
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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.