Finding the Fourth Proportional to 4,416,885.48, 6,091,523.28 and 3,042,421.68
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Solution
The fourth proportional to 4,416,885.48, 6,091,523.28 and 3,042,421.68 is: 4,195,939.10
Step by Step Solution
- Step 1: Write the proportion equation
4,416,885.48 : 6,091,523.28 = 3,042,421.68 : x - Step 2: Convert to fraction form
4,416,885.48/6,091,523.28 = 3,042,421.68/x - Step 3: Cross multiply
4,416,885.48x = 6,091,523.28 × 3,042,421.68 - Step 4: Simplify right side
4,416,885.48x = 18,532,982,491,296.71 - Step 5: Solve for x
x = 18,532,982,491,296.71/4,416,885.48 - Step 6: Final answer
x = 4,195,939.10
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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.