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Finding the Third Proportional to 485,478 and 1,032,192

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Solution

The third proportional to 485,478 and 1,032,192 is: 2,194,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,478 : 1,032,192 = 1,032,192 : x
  2. Step 2: Convert to fraction form
    485,478/1,032,192 = 1,032,192/x
  3. Step 3: Cross multiply
    485,478x = 1,032,192 × 1,032,192
  4. Step 4: Simplify right side
    485,478x = 1,065,420,324,864
  5. Step 5: Solve for x
    x = 1,065,420,324,864/485,478
  6. Step 6: Final answer
    x = 2,194,580.03

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.