Finding the Third Proportional to 677,001.75 and 991,197.75
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Solution
The third proportional to 677,001.75 and 991,197.75 is: 1,451,211.88
Step by Step Solution
- Step 1: Write the proportion equation
677,001.75 : 991,197.75 = 991,197.75 : x - Step 2: Convert to fraction form
677,001.75/991,197.75 = 991,197.75/x - Step 3: Cross multiply
677,001.75x = 991,197.75 × 991,197.75 - Step 4: Simplify right side
677,001.75x = 982,472,979,605.06 - Step 5: Solve for x
x = 982,472,979,605.06/677,001.75 - Step 6: Final answer
x = 1,451,211.88
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.