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Finding the Third Proportional to 840,815.44 and 1,305,522.56

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Solution

The third proportional to 840,815.44 and 1,305,522.56 is: 2,027,066.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,815.44 : 1,305,522.56 = 1,305,522.56 : x
  2. Step 2: Convert to fraction form
    840,815.44/1,305,522.56 = 1,305,522.56/x
  3. Step 3: Cross multiply
    840,815.44x = 1,305,522.56 × 1,305,522.56
  4. Step 4: Simplify right side
    840,815.44x = 1,704,389,161,196.57
  5. Step 5: Solve for x
    x = 1,704,389,161,196.57/840,815.44
  6. Step 6: Final answer
    x = 2,027,066.92

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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.