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Finding the Third Proportional to 1,138,708.13 and 1,719,827.44

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Solution

The third proportional to 1,138,708.13 and 1,719,827.44 is: 2,597,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,708.13 : 1,719,827.44 = 1,719,827.44 : x
  2. Step 2: Convert to fraction form
    1,138,708.13/1,719,827.44 = 1,719,827.44/x
  3. Step 3: Cross multiply
    1,138,708.13x = 1,719,827.44 × 1,719,827.44
  4. Step 4: Simplify right side
    1,138,708.13x = 2,957,806,414,777.82
  5. Step 5: Solve for x
    x = 2,957,806,414,777.82/1,138,708.13
  6. Step 6: Final answer
    x = 2,597,510.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.