Home / 3,821,949.40-5,732,924.10-2,138,834.20

Finding the Fourth Proportional to 3,821,949.40, 5,732,924.10 and 2,138,834.20

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Solution

The fourth proportional to 3,821,949.40, 5,732,924.10 and 2,138,834.20 is: 3,208,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,949.40 : 5,732,924.10 = 2,138,834.20 : x
  2. Step 2: Convert to fraction form
    3,821,949.40/5,732,924.10 = 2,138,834.20/x
  3. Step 3: Cross multiply
    3,821,949.40x = 5,732,924.10 × 2,138,834.20
  4. Step 4: Simplify right side
    3,821,949.40x = 12,261,774,131,084.22
  5. Step 5: Solve for x
    x = 12,261,774,131,084.22/3,821,949.40
  6. Step 6: Final answer
    x = 3,208,251.30

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Double scale
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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.