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Finding the Third Proportional to 613,604 and 1,318,288

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Solution

The third proportional to 613,604 and 1,318,288 is: 2,832,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,604 : 1,318,288 = 1,318,288 : x
  2. Step 2: Convert to fraction form
    613,604/1,318,288 = 1,318,288/x
  3. Step 3: Cross multiply
    613,604x = 1,318,288 × 1,318,288
  4. Step 4: Simplify right side
    613,604x = 1,737,883,250,944
  5. Step 5: Solve for x
    x = 1,737,883,250,944/613,604
  6. Step 6: Final answer
    x = 2,832,255.41

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.