Finding the Fourth Proportional to 3,719,872.92, 5,574,612.60 and 2,010,330.66
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Solution
The fourth proportional to 3,719,872.92, 5,574,612.60 and 2,010,330.66 is: 3,012,687.49
Step by Step Solution
- Step 1: Write the proportion equation
3,719,872.92 : 5,574,612.60 = 2,010,330.66 : x - Step 2: Convert to fraction form
3,719,872.92/5,574,612.60 = 2,010,330.66/x - Step 3: Cross multiply
3,719,872.92x = 5,574,612.60 × 2,010,330.66 - Step 4: Simplify right side
3,719,872.92x = 11,206,814,627,402.31 - Step 5: Solve for x
x = 11,206,814,627,402.31/3,719,872.92 - Step 6: Final answer
x = 3,012,687.49
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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.