Finding the Third Proportional to 639,757.50 and 1,358,235
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Solution
The third proportional to 639,757.50 and 1,358,235 is: 2,883,596.23
Step by Step Solution
- Step 1: Write the proportion equation
639,757.50 : 1,358,235 = 1,358,235 : x - Step 2: Convert to fraction form
639,757.50/1,358,235 = 1,358,235/x - Step 3: Cross multiply
639,757.50x = 1,358,235 × 1,358,235 - Step 4: Simplify right side
639,757.50x = 1,844,802,315,225 - Step 5: Solve for x
x = 1,844,802,315,225/639,757.50 - Step 6: Final answer
x = 2,883,596.23
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.