Home / 2,068,667.70-3,103,001.55-1,005,785.70

Finding the Fourth Proportional to 2,068,667.70, 3,103,001.55 and 1,005,785.70

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Solution

The fourth proportional to 2,068,667.70, 3,103,001.55 and 1,005,785.70 is: 1,508,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,667.70 : 3,103,001.55 = 1,005,785.70 : x
  2. Step 2: Convert to fraction form
    2,068,667.70/3,103,001.55 = 1,005,785.70/x
  3. Step 3: Cross multiply
    2,068,667.70x = 3,103,001.55 × 1,005,785.70
  4. Step 4: Simplify right side
    2,068,667.70x = 3,120,954,586,067.83
  5. Step 5: Solve for x
    x = 3,120,954,586,067.83/2,068,667.70
  6. Step 6: Final answer
    x = 1,508,678.55

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.