Home / 3,647,919.82-5,472,986.78-1,941,772.80

Finding the Fourth Proportional to 3,647,919.82, 5,472,986.78 and 1,941,772.80

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Solution

The fourth proportional to 3,647,919.82, 5,472,986.78 and 1,941,772.80 is: 2,913,248.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,919.82 : 5,472,986.78 = 1,941,772.80 : x
  2. Step 2: Convert to fraction form
    3,647,919.82/5,472,986.78 = 1,941,772.80/x
  3. Step 3: Cross multiply
    3,647,919.82x = 5,472,986.78 × 1,941,772.80
  4. Step 4: Simplify right side
    3,647,919.82x = 10,627,296,864,163.58
  5. Step 5: Solve for x
    x = 10,627,296,864,163.58/3,647,919.82
  6. Step 6: Final answer
    x = 2,913,248.48

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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.