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Finding the Third Proportional to 875,380 and 1,904,135

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Solution

The third proportional to 875,380 and 1,904,135 is: 4,141,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,380 : 1,904,135 = 1,904,135 : x
  2. Step 2: Convert to fraction form
    875,380/1,904,135 = 1,904,135/x
  3. Step 3: Cross multiply
    875,380x = 1,904,135 × 1,904,135
  4. Step 4: Simplify right side
    875,380x = 3,625,730,098,225
  5. Step 5: Solve for x
    x = 3,625,730,098,225/875,380
  6. Step 6: Final answer
    x = 4,141,892.78

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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.