Home / 3,231,176.77-4,846,765.20-987,295.33

Finding the Fourth Proportional to 3,231,176.77, 4,846,765.20 and 987,295.33

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Solution

The fourth proportional to 3,231,176.77, 4,846,765.20 and 987,295.33 is: 1,480,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,176.77 : 4,846,765.20 = 987,295.33 : x
  2. Step 2: Convert to fraction form
    3,231,176.77/4,846,765.20 = 987,295.33/x
  3. Step 3: Cross multiply
    3,231,176.77x = 4,846,765.20 × 987,295.33
  4. Step 4: Simplify right side
    3,231,176.77x = 4,785,188,647,566.52
  5. Step 5: Solve for x
    x = 4,785,188,647,566.52/3,231,176.77
  6. Step 6: Final answer
    x = 1,480,943.01

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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.