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Finding the Third Proportional to 702,550 and 1,515,692

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Solution

The third proportional to 702,550 and 1,515,692 is: 3,269,976.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,550 : 1,515,692 = 1,515,692 : x
  2. Step 2: Convert to fraction form
    702,550/1,515,692 = 1,515,692/x
  3. Step 3: Cross multiply
    702,550x = 1,515,692 × 1,515,692
  4. Step 4: Simplify right side
    702,550x = 2,297,322,238,864
  5. Step 5: Solve for x
    x = 2,297,322,238,864/702,550
  6. Step 6: Final answer
    x = 3,269,976.85

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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.