Finding the Third Proportional to 664,537.50 and 1,440,247.50
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Solution
The third proportional to 664,537.50 and 1,440,247.50 is: 3,121,438.39
Step by Step Solution
- Step 1: Write the proportion equation
664,537.50 : 1,440,247.50 = 1,440,247.50 : x - Step 2: Convert to fraction form
664,537.50/1,440,247.50 = 1,440,247.50/x - Step 3: Cross multiply
664,537.50x = 1,440,247.50 × 1,440,247.50 - Step 4: Simplify right side
664,537.50x = 2,074,312,861,256.25 - Step 5: Solve for x
x = 2,074,312,861,256.25/664,537.50 - Step 6: Final answer
x = 3,121,438.39
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.