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Finding the Third Proportional to 518,554 and 1,125,632

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Solution

The third proportional to 518,554 and 1,125,632 is: 2,443,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,554 : 1,125,632 = 1,125,632 : x
  2. Step 2: Convert to fraction form
    518,554/1,125,632 = 1,125,632/x
  3. Step 3: Cross multiply
    518,554x = 1,125,632 × 1,125,632
  4. Step 4: Simplify right side
    518,554x = 1,267,047,399,424
  5. Step 5: Solve for x
    x = 1,267,047,399,424/518,554
  6. Step 6: Final answer
    x = 2,443,424.21

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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.