Home / 1,244,391.39-1,866,859.25-403,028.19

Finding the Fourth Proportional to 1,244,391.39, 1,866,859.25 and 403,028.19

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Solution

The fourth proportional to 1,244,391.39, 1,866,859.25 and 403,028.19 is: 604,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,391.39 : 1,866,859.25 = 403,028.19 : x
  2. Step 2: Convert to fraction form
    1,244,391.39/1,866,859.25 = 403,028.19/x
  3. Step 3: Cross multiply
    1,244,391.39x = 1,866,859.25 × 403,028.19
  4. Step 4: Simplify right side
    1,244,391.39x = 752,396,902,497.12
  5. Step 5: Solve for x
    x = 752,396,902,497.12/1,244,391.39
  6. Step 6: Final answer
    x = 604,630.43

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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.