Home / 2,626,817.24-3,940,449.38-829,219.80

Finding the Fourth Proportional to 2,626,817.24, 3,940,449.38 and 829,219.80

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Solution

The fourth proportional to 2,626,817.24, 3,940,449.38 and 829,219.80 is: 1,243,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,817.24 : 3,940,449.38 = 829,219.80 : x
  2. Step 2: Convert to fraction form
    2,626,817.24/3,940,449.38 = 829,219.80/x
  3. Step 3: Cross multiply
    2,626,817.24x = 3,940,449.38 × 829,219.80
  4. Step 4: Simplify right side
    2,626,817.24x = 3,267,498,646,793.72
  5. Step 5: Solve for x
    x = 3,267,498,646,793.72/2,626,817.24
  6. Step 6: Final answer
    x = 1,243,900.26

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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.