Finding the Fourth Proportional to 2,872,956.14, 3,964,723.43 and 1,566,209.06
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Solution
The fourth proportional to 2,872,956.14, 3,964,723.43 and 1,566,209.06 is: 2,161,392.46
Step by Step Solution
- Step 1: Write the proportion equation
2,872,956.14 : 3,964,723.43 = 1,566,209.06 : x - Step 2: Convert to fraction form
2,872,956.14/3,964,723.43 = 1,566,209.06/x - Step 3: Cross multiply
2,872,956.14x = 3,964,723.43 × 1,566,209.06 - Step 4: Simplify right side
2,872,956.14x = 6,209,585,728,805.61 - Step 5: Solve for x
x = 6,209,585,728,805.61/2,872,956.14 - Step 6: Final answer
x = 2,161,392.46
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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.