Home / 3,179,355.12-4,769,033.90-783,246.33

Finding the Fourth Proportional to 3,179,355.12, 4,769,033.90 and 783,246.33

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Solution

The fourth proportional to 3,179,355.12, 4,769,033.90 and 783,246.33 is: 1,174,869.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,355.12 : 4,769,033.90 = 783,246.33 : x
  2. Step 2: Convert to fraction form
    3,179,355.12/4,769,033.90 = 783,246.33/x
  3. Step 3: Cross multiply
    3,179,355.12x = 4,769,033.90 × 783,246.33
  4. Step 4: Simplify right side
    3,179,355.12x = 3,735,328,295,904.36
  5. Step 5: Solve for x
    x = 3,735,328,295,904.36/3,179,355.12
  6. Step 6: Final answer
    x = 1,174,869.79

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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.