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Finding the Third Proportional to 1,449,366.75 and 2,131,425

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Solution

The third proportional to 1,449,366.75 and 2,131,425 is: 3,134,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,366.75 : 2,131,425 = 2,131,425 : x
  2. Step 2: Convert to fraction form
    1,449,366.75/2,131,425 = 2,131,425/x
  3. Step 3: Cross multiply
    1,449,366.75x = 2,131,425 × 2,131,425
  4. Step 4: Simplify right side
    1,449,366.75x = 4,542,972,530,625
  5. Step 5: Solve for x
    x = 4,542,972,530,625/1,449,366.75
  6. Step 6: Final answer
    x = 3,134,453.40

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.