Finding the Fourth Proportional to 4,793,491.76, 6,615,008.04 and 2,618,034.96
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Solution
The fourth proportional to 4,793,491.76, 6,615,008.04 and 2,618,034.96 is: 3,612,882.46
Step by Step Solution
- Step 1: Write the proportion equation
4,793,491.76 : 6,615,008.04 = 2,618,034.96 : x - Step 2: Convert to fraction form
4,793,491.76/6,615,008.04 = 2,618,034.96/x - Step 3: Cross multiply
4,793,491.76x = 6,615,008.04 × 2,618,034.96 - Step 4: Simplify right side
4,793,491.76x = 17,318,322,309,401.08 - Step 5: Solve for x
x = 17,318,322,309,401.08/4,793,491.76 - Step 6: Final answer
x = 3,612,882.46
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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.