Home / 3,150,131.20-4,727,529.60-1,258,230.40

Finding the Fourth Proportional to 3,150,131.20, 4,727,529.60 and 1,258,230.40

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Solution

The fourth proportional to 3,150,131.20, 4,727,529.60 and 1,258,230.40 is: 1,888,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,131.20 : 4,727,529.60 = 1,258,230.40 : x
  2. Step 2: Convert to fraction form
    3,150,131.20/4,727,529.60 = 1,258,230.40/x
  3. Step 3: Cross multiply
    3,150,131.20x = 4,727,529.60 × 1,258,230.40
  4. Step 4: Simplify right side
    3,150,131.20x = 5,948,321,459,619.84
  5. Step 5: Solve for x
    x = 5,948,321,459,619.84/3,150,131.20
  6. Step 6: Final answer
    x = 1,888,277.37

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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.