Home / 3,928,826.37-5,422,524.44-2,459,418.87

Finding the Fourth Proportional to 3,928,826.37, 5,422,524.44 and 2,459,418.87

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Solution

The fourth proportional to 3,928,826.37, 5,422,524.44 and 2,459,418.87 is: 3,394,463.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,826.37 : 5,422,524.44 = 2,459,418.87 : x
  2. Step 2: Convert to fraction form
    3,928,826.37/5,422,524.44 = 2,459,418.87/x
  3. Step 3: Cross multiply
    3,928,826.37x = 5,422,524.44 × 2,459,418.87
  4. Step 4: Simplify right side
    3,928,826.37x = 13,336,258,918,475.09
  5. Step 5: Solve for x
    x = 13,336,258,918,475.09/3,928,826.37
  6. Step 6: Final answer
    x = 3,394,463.81

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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.