Home / 2,626,819.24-3,940,452.38-829,221.80

Finding the Fourth Proportional to 2,626,819.24, 3,940,452.38 and 829,221.80

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Solution

The fourth proportional to 2,626,819.24, 3,940,452.38 and 829,221.80 is: 1,243,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,819.24 : 3,940,452.38 = 829,221.80 : x
  2. Step 2: Convert to fraction form
    2,626,819.24/3,940,452.38 = 829,221.80/x
  3. Step 3: Cross multiply
    2,626,819.24x = 3,940,452.38 × 829,221.80
  4. Step 4: Simplify right side
    2,626,819.24x = 3,267,509,015,357.88
  5. Step 5: Solve for x
    x = 3,267,509,015,357.88/2,626,819.24
  6. Step 6: Final answer
    x = 1,243,903.26

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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.