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Finding the Third Proportional to 640,851.50 and 1,383,027

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Solution

The third proportional to 640,851.50 and 1,383,027 is: 2,984,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,851.50 : 1,383,027 = 1,383,027 : x
  2. Step 2: Convert to fraction form
    640,851.50/1,383,027 = 1,383,027/x
  3. Step 3: Cross multiply
    640,851.50x = 1,383,027 × 1,383,027
  4. Step 4: Simplify right side
    640,851.50x = 1,912,763,682,729
  5. Step 5: Solve for x
    x = 1,912,763,682,729/640,851.50
  6. Step 6: Final answer
    x = 2,984,722.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.