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Finding the Third Proportional to 1,015,960.22 and 1,393,156.97

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Solution

The third proportional to 1,015,960.22 and 1,393,156.97 is: 1,910,396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,960.22 : 1,393,156.97 = 1,393,156.97 : x
  2. Step 2: Convert to fraction form
    1,015,960.22/1,393,156.97 = 1,393,156.97/x
  3. Step 3: Cross multiply
    1,015,960.22x = 1,393,156.97 × 1,393,156.97
  4. Step 4: Simplify right side
    1,015,960.22x = 1,940,886,339,576.69
  5. Step 5: Solve for x
    x = 1,940,886,339,576.69/1,015,960.22
  6. Step 6: Final answer
    x = 1,910,396.00

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.