Finding the Third Proportional to 679,117.50 and 1,424,331
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Solution
The third proportional to 679,117.50 and 1,424,331 is: 2,987,286.88
Step by Step Solution
- Step 1: Write the proportion equation
679,117.50 : 1,424,331 = 1,424,331 : x - Step 2: Convert to fraction form
679,117.50/1,424,331 = 1,424,331/x - Step 3: Cross multiply
679,117.50x = 1,424,331 × 1,424,331 - Step 4: Simplify right side
679,117.50x = 2,028,718,797,561 - Step 5: Solve for x
x = 2,028,718,797,561/679,117.50 - Step 6: Final answer
x = 2,987,286.88
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.