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Finding the Third Proportional to 2,489,279.34 and 3,756,785.06

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Solution

The third proportional to 2,489,279.34 and 3,756,785.06 is: 5,669,686.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,279.34 : 3,756,785.06 = 3,756,785.06 : x
  2. Step 2: Convert to fraction form
    2,489,279.34/3,756,785.06 = 3,756,785.06/x
  3. Step 3: Cross multiply
    2,489,279.34x = 3,756,785.06 × 3,756,785.06
  4. Step 4: Simplify right side
    2,489,279.34x = 14,113,434,005,823.13
  5. Step 5: Solve for x
    x = 14,113,434,005,823.13/2,489,279.34
  6. Step 6: Final answer
    x = 5,669,686.71

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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.