Home / 3,155,183.52-4,355,044.56-1,866,471.36

Finding the Fourth Proportional to 3,155,183.52, 4,355,044.56 and 1,866,471.36

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Solution

The fourth proportional to 3,155,183.52, 4,355,044.56 and 1,866,471.36 is: 2,576,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,183.52 : 4,355,044.56 = 1,866,471.36 : x
  2. Step 2: Convert to fraction form
    3,155,183.52/4,355,044.56 = 1,866,471.36/x
  3. Step 3: Cross multiply
    3,155,183.52x = 4,355,044.56 × 1,866,471.36
  4. Step 4: Simplify right side
    3,155,183.52x = 8,128,565,942,763.80
  5. Step 5: Solve for x
    x = 8,128,565,942,763.80/3,155,183.52
  6. Step 6: Final answer
    x = 2,576,257.73

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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.