Home / 1,231,874.20-1,847,986.26-379,016.50

Finding the Fourth Proportional to 1,231,874.20, 1,847,986.26 and 379,016.50

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Solution

The fourth proportional to 1,231,874.20, 1,847,986.26 and 379,016.50 is: 568,578.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,874.20 : 1,847,986.26 = 379,016.50 : x
  2. Step 2: Convert to fraction form
    1,231,874.20/1,847,986.26 = 379,016.50/x
  3. Step 3: Cross multiply
    1,231,874.20x = 1,847,986.26 × 379,016.50
  4. Step 4: Simplify right side
    1,231,874.20x = 700,417,284,313.29
  5. Step 5: Solve for x
    x = 700,417,284,313.29/1,231,874.20
  6. Step 6: Final answer
    x = 568,578.58

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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.