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Finding the Third Proportional to 957,100 and 2,102,885

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Solution

The third proportional to 957,100 and 2,102,885 is: 4,620,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,100 : 2,102,885 = 2,102,885 : x
  2. Step 2: Convert to fraction form
    957,100/2,102,885 = 2,102,885/x
  3. Step 3: Cross multiply
    957,100x = 2,102,885 × 2,102,885
  4. Step 4: Simplify right side
    957,100x = 4,422,125,323,225
  5. Step 5: Solve for x
    x = 4,422,125,323,225/957,100
  6. Step 6: Final answer
    x = 4,620,337.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.