Finding the Third Proportional to 393,732 and 859,638
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Solution
The third proportional to 393,732 and 859,638 is: 1,876,854.03
Step by Step Solution
- Step 1: Write the proportion equation
393,732 : 859,638 = 859,638 : x - Step 2: Convert to fraction form
393,732/859,638 = 859,638/x - Step 3: Cross multiply
393,732x = 859,638 × 859,638 - Step 4: Simplify right side
393,732x = 738,977,491,044 - Step 5: Solve for x
x = 738,977,491,044/393,732 - Step 6: Final answer
x = 1,876,854.03
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.