Home / 1,485,087.38-2,228,568.19-632,157.74

Finding the Fourth Proportional to 1,485,087.38, 2,228,568.19 and 632,157.74

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Solution

The fourth proportional to 1,485,087.38, 2,228,568.19 and 632,157.74 is: 948,635.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,087.38 : 2,228,568.19 = 632,157.74 : x
  2. Step 2: Convert to fraction form
    1,485,087.38/2,228,568.19 = 632,157.74/x
  3. Step 3: Cross multiply
    1,485,087.38x = 2,228,568.19 × 632,157.74
  4. Step 4: Simplify right side
    1,485,087.38x = 1,408,806,617,703.06
  5. Step 5: Solve for x
    x = 1,408,806,617,703.06/1,485,087.38
  6. Step 6: Final answer
    x = 948,635.51

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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.