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Finding the Third Proportional to 518,850 and 1,120,644

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Solution

The third proportional to 518,850 and 1,120,644 is: 2,420,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,850 : 1,120,644 = 1,120,644 : x
  2. Step 2: Convert to fraction form
    518,850/1,120,644 = 1,120,644/x
  3. Step 3: Cross multiply
    518,850x = 1,120,644 × 1,120,644
  4. Step 4: Simplify right side
    518,850x = 1,255,842,974,736
  5. Step 5: Solve for x
    x = 1,255,842,974,736/518,850
  6. Step 6: Final answer
    x = 2,420,435.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.