Home / 3,223,922.68-4,835,709.12-979,885.72

Finding the Fourth Proportional to 3,223,922.68, 4,835,709.12 and 979,885.72

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Solution

The fourth proportional to 3,223,922.68, 4,835,709.12 and 979,885.72 is: 1,469,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,922.68 : 4,835,709.12 = 979,885.72 : x
  2. Step 2: Convert to fraction form
    3,223,922.68/4,835,709.12 = 979,885.72/x
  3. Step 3: Cross multiply
    3,223,922.68x = 4,835,709.12 × 979,885.72
  4. Step 4: Simplify right side
    3,223,922.68x = 4,738,442,312,761.77
  5. Step 5: Solve for x
    x = 4,738,442,312,761.77/3,223,922.68
  6. Step 6: Final answer
    x = 1,469,775.42

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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.