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Finding the Third Proportional to 878,724 and 1,334,934

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Solution

The third proportional to 878,724 and 1,334,934 is: 2,027,996.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,724 : 1,334,934 = 1,334,934 : x
  2. Step 2: Convert to fraction form
    878,724/1,334,934 = 1,334,934/x
  3. Step 3: Cross multiply
    878,724x = 1,334,934 × 1,334,934
  4. Step 4: Simplify right side
    878,724x = 1,782,048,784,356
  5. Step 5: Solve for x
    x = 1,782,048,784,356/878,724
  6. Step 6: Final answer
    x = 2,027,996.03

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.