Finding the Fourth Proportional to 5,660,652.66, 8,491,052.79 and 1,617,272.40
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Solution
The fourth proportional to 5,660,652.66, 8,491,052.79 and 1,617,272.40 is: 2,425,929.68
Step by Step Solution
- Step 1: Write the proportion equation
5,660,652.66 : 8,491,052.79 = 1,617,272.40 : x - Step 2: Convert to fraction form
5,660,652.66/8,491,052.79 = 1,617,272.40/x - Step 3: Cross multiply
5,660,652.66x = 8,491,052.79 × 1,617,272.40 - Step 4: Simplify right side
5,660,652.66x = 13,732,345,324,209.99 - Step 5: Solve for x
x = 13,732,345,324,209.99/5,660,652.66 - Step 6: Final answer
x = 2,425,929.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.