Home / 3,329,221.88-4,979,406.54-1,959,731.82

Finding the Fourth Proportional to 3,329,221.88, 4,979,406.54 and 1,959,731.82

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Solution

The fourth proportional to 3,329,221.88, 4,979,406.54 and 1,959,731.82 is: 2,931,105.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329,221.88 : 4,979,406.54 = 1,959,731.82 : x
  2. Step 2: Convert to fraction form
    3,329,221.88/4,979,406.54 = 1,959,731.82/x
  3. Step 3: Cross multiply
    3,329,221.88x = 4,979,406.54 × 1,959,731.82
  4. Step 4: Simplify right side
    3,329,221.88x = 9,758,301,441,154.10
  5. Step 5: Solve for x
    x = 9,758,301,441,154.10/3,329,221.88
  6. Step 6: Final answer
    x = 2,931,105.76

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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.