Finding the Third Proportional to 771,233 and 1,660,861
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Solution
The third proportional to 771,233 and 1,660,861 is: 3,576,687.28
Step by Step Solution
- Step 1: Write the proportion equation
771,233 : 1,660,861 = 1,660,861 : x - Step 2: Convert to fraction form
771,233/1,660,861 = 1,660,861/x - Step 3: Cross multiply
771,233x = 1,660,861 × 1,660,861 - Step 4: Simplify right side
771,233x = 2,758,459,261,321 - Step 5: Solve for x
x = 2,758,459,261,321/771,233 - Step 6: Final answer
x = 3,576,687.28
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.