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Finding the Third Proportional to 661,575.94 and 1,435,174.78

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Solution

The third proportional to 661,575.94 and 1,435,174.78 is: 3,113,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,575.94 : 1,435,174.78 = 1,435,174.78 : x
  2. Step 2: Convert to fraction form
    661,575.94/1,435,174.78 = 1,435,174.78/x
  3. Step 3: Cross multiply
    661,575.94x = 1,435,174.78 × 1,435,174.78
  4. Step 4: Simplify right side
    661,575.94x = 2,059,726,652,735.99
  5. Step 5: Solve for x
    x = 2,059,726,652,735.99/661,575.94
  6. Step 6: Final answer
    x = 3,113,363.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.