Finding the Fourth Proportional to 4,438,956.60, 6,125,103.28 and 2,695,719.40
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Solution
The fourth proportional to 4,438,956.60, 6,125,103.28 and 2,695,719.40 is: 3,719,693.89
Step by Step Solution
- Step 1: Write the proportion equation
4,438,956.60 : 6,125,103.28 = 2,695,719.40 : x - Step 2: Convert to fraction form
4,438,956.60/6,125,103.28 = 2,695,719.40/x - Step 3: Cross multiply
4,438,956.60x = 6,125,103.28 × 2,695,719.40 - Step 4: Simplify right side
4,438,956.60x = 16,511,559,738,899.63 - Step 5: Solve for x
x = 16,511,559,738,899.63/4,438,956.60 - Step 6: Final answer
x = 3,719,693.89
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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.