Home / 2,209,278.38-3,428,844.75

Finding the Third Proportional to 2,209,278.38 and 3,428,844.75

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Solution

The third proportional to 2,209,278.38 and 3,428,844.75 is: 5,321,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,278.38 : 3,428,844.75 = 3,428,844.75 : x
  2. Step 2: Convert to fraction form
    2,209,278.38/3,428,844.75 = 3,428,844.75/x
  3. Step 3: Cross multiply
    2,209,278.38x = 3,428,844.75 × 3,428,844.75
  4. Step 4: Simplify right side
    2,209,278.38x = 11,756,976,319,602.56
  5. Step 5: Solve for x
    x = 11,756,976,319,602.56/2,209,278.38
  6. Step 6: Final answer
    x = 5,321,636.45

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.