Finding the Fourth Proportional to 1,940,287.05, 2,677,676.82 and 1,080,847.08
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Solution
The fourth proportional to 1,940,287.05, 2,677,676.82 and 1,080,847.08 is: 1,491,613.92
Step by Step Solution
- Step 1: Write the proportion equation
1,940,287.05 : 2,677,676.82 = 1,080,847.08 : x - Step 2: Convert to fraction form
1,940,287.05/2,677,676.82 = 1,080,847.08/x - Step 3: Cross multiply
1,940,287.05x = 2,677,676.82 × 1,080,847.08 - Step 4: Simplify right side
1,940,287.05x = 2,894,159,172,080.69 - Step 5: Solve for x
x = 2,894,159,172,080.69/1,940,287.05 - Step 6: Final answer
x = 1,491,613.92
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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.