Home / 2,568,015.90-3,852,023.85-1,240,911.90

Finding the Fourth Proportional to 2,568,015.90, 3,852,023.85 and 1,240,911.90

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Solution

The fourth proportional to 2,568,015.90, 3,852,023.85 and 1,240,911.90 is: 1,861,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,015.90 : 3,852,023.85 = 1,240,911.90 : x
  2. Step 2: Convert to fraction form
    2,568,015.90/3,852,023.85 = 1,240,911.90/x
  3. Step 3: Cross multiply
    2,568,015.90x = 3,852,023.85 × 1,240,911.90
  4. Step 4: Simplify right side
    2,568,015.90x = 4,780,022,234,548.81
  5. Step 5: Solve for x
    x = 4,780,022,234,548.81/2,568,015.90
  6. Step 6: Final answer
    x = 1,861,367.85

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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.