Home / 2,399.64-3,599.49-1,226.33

Finding the Fourth Proportional to 2,399.64, 3,599.49 and 1,226.33

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Solution

The fourth proportional to 2,399.64, 3,599.49 and 1,226.33 is: 1,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.64 : 3,599.49 = 1,226.33 : x
  2. Step 2: Convert to fraction form
    2,399.64/3,599.49 = 1,226.33/x
  3. Step 3: Cross multiply
    2,399.64x = 3,599.49 × 1,226.33
  4. Step 4: Simplify right side
    2,399.64x = 4,414,162.57
  5. Step 5: Solve for x
    x = 4,414,162.57/2,399.64
  6. Step 6: Final answer
    x = 1,839.51

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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.