Home / 3,928,825.62-5,422,523.40-2,459,418.12

Finding the Fourth Proportional to 3,928,825.62, 5,422,523.40 and 2,459,418.12

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Solution

The fourth proportional to 3,928,825.62, 5,422,523.40 and 2,459,418.12 is: 3,394,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,825.62 : 5,422,523.40 = 2,459,418.12 : x
  2. Step 2: Convert to fraction form
    3,928,825.62/5,422,523.40 = 2,459,418.12/x
  3. Step 3: Cross multiply
    3,928,825.62x = 5,422,523.40 × 2,459,418.12
  4. Step 4: Simplify right side
    3,928,825.62x = 13,336,252,306,084.01
  5. Step 5: Solve for x
    x = 13,336,252,306,084.01/3,928,825.62
  6. Step 6: Final answer
    x = 3,394,462.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.