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Finding the Third Proportional to 603,115 and 1,255,828

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Solution

The third proportional to 603,115 and 1,255,828 is: 2,614,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,115 : 1,255,828 = 1,255,828 : x
  2. Step 2: Convert to fraction form
    603,115/1,255,828 = 1,255,828/x
  3. Step 3: Cross multiply
    603,115x = 1,255,828 × 1,255,828
  4. Step 4: Simplify right side
    603,115x = 1,577,103,965,584
  5. Step 5: Solve for x
    x = 1,577,103,965,584/603,115
  6. Step 6: Final answer
    x = 2,614,930.76

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.