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Finding the Third Proportional to 630,873 and 1,383,885

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Solution

The third proportional to 630,873 and 1,383,885 is: 3,035,694.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,873 : 1,383,885 = 1,383,885 : x
  2. Step 2: Convert to fraction form
    630,873/1,383,885 = 1,383,885/x
  3. Step 3: Cross multiply
    630,873x = 1,383,885 × 1,383,885
  4. Step 4: Simplify right side
    630,873x = 1,915,137,693,225
  5. Step 5: Solve for x
    x = 1,915,137,693,225/630,873
  6. Step 6: Final answer
    x = 3,035,694.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.