Finding the Fourth Proportional to 3,694,631.94, 5,098,141.62 and 2,063,129.94
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Solution
The fourth proportional to 3,694,631.94, 5,098,141.62 and 2,063,129.94 is: 2,846,867.78
Step by Step Solution
- Step 1: Write the proportion equation
3,694,631.94 : 5,098,141.62 = 2,063,129.94 : x - Step 2: Convert to fraction form
3,694,631.94/5,098,141.62 = 2,063,129.94/x - Step 3: Cross multiply
3,694,631.94x = 5,098,141.62 × 2,063,129.94 - Step 4: Simplify right side
3,694,631.94x = 10,518,128,614,582.10 - Step 5: Solve for x
x = 10,518,128,614,582.10/3,694,631.94 - Step 6: Final answer
x = 2,846,867.78
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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.