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Finding the Third Proportional to 763,069 and 1,214,660

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Solution

The third proportional to 763,069 and 1,214,660 is: 1,933,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,069 : 1,214,660 = 1,214,660 : x
  2. Step 2: Convert to fraction form
    763,069/1,214,660 = 1,214,660/x
  3. Step 3: Cross multiply
    763,069x = 1,214,660 × 1,214,660
  4. Step 4: Simplify right side
    763,069x = 1,475,398,915,600
  5. Step 5: Solve for x
    x = 1,475,398,915,600/763,069
  6. Step 6: Final answer
    x = 1,933,506.56

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.