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Finding the Third Proportional to 775,848 and 1,204,128

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Solution

The third proportional to 775,848 and 1,204,128 is: 1,868,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,848 : 1,204,128 = 1,204,128 : x
  2. Step 2: Convert to fraction form
    775,848/1,204,128 = 1,204,128/x
  3. Step 3: Cross multiply
    775,848x = 1,204,128 × 1,204,128
  4. Step 4: Simplify right side
    775,848x = 1,449,924,240,384
  5. Step 5: Solve for x
    x = 1,449,924,240,384/775,848
  6. Step 6: Final answer
    x = 1,868,825.13

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.