Home / 3,223,876.71-4,835,640.09-979,839.75

Finding the Fourth Proportional to 3,223,876.71, 4,835,640.09 and 979,839.75

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Solution

The fourth proportional to 3,223,876.71, 4,835,640.09 and 979,839.75 is: 1,469,706.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,876.71 : 4,835,640.09 = 979,839.75 : x
  2. Step 2: Convert to fraction form
    3,223,876.71/4,835,640.09 = 979,839.75/x
  3. Step 3: Cross multiply
    3,223,876.71x = 4,835,640.09 × 979,839.75
  4. Step 4: Simplify right side
    3,223,876.71x = 4,738,152,376,875.58
  5. Step 5: Solve for x
    x = 4,738,152,376,875.58/3,223,876.71
  6. Step 6: Final answer
    x = 1,469,706.44

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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.