Finding the Third Proportional to 664,689.75 and 1,449,682.50
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Solution
The third proportional to 664,689.75 and 1,449,682.50 is: 3,161,744.79
Step by Step Solution
- Step 1: Write the proportion equation
664,689.75 : 1,449,682.50 = 1,449,682.50 : x - Step 2: Convert to fraction form
664,689.75/1,449,682.50 = 1,449,682.50/x - Step 3: Cross multiply
664,689.75x = 1,449,682.50 × 1,449,682.50 - Step 4: Simplify right side
664,689.75x = 2,101,579,350,806.25 - Step 5: Solve for x
x = 2,101,579,350,806.25/664,689.75 - Step 6: Final answer
x = 3,161,744.79
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.