Home / 3,179,377.62-4,769,067.72-783,268.86

Finding the Fourth Proportional to 3,179,377.62, 4,769,067.72 and 783,268.86

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Solution

The fourth proportional to 3,179,377.62, 4,769,067.72 and 783,268.86 is: 1,174,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,377.62 : 4,769,067.72 = 783,268.86 : x
  2. Step 2: Convert to fraction form
    3,179,377.62/4,769,067.72 = 783,268.86/x
  3. Step 3: Cross multiply
    3,179,377.62x = 4,769,067.72 × 783,268.86
  4. Step 4: Simplify right side
    3,179,377.62x = 3,735,462,236,307.20
  5. Step 5: Solve for x
    x = 3,735,462,236,307.20/3,179,377.62
  6. Step 6: Final answer
    x = 1,174,903.61

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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.