Home / 2,268,320.40-3,398,981.40-1,967,389.20

Finding the Fourth Proportional to 2,268,320.40, 3,398,981.40 and 1,967,389.20

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Solution

The fourth proportional to 2,268,320.40, 3,398,981.40 and 1,967,389.20 is: 2,948,048.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,320.40 : 3,398,981.40 = 1,967,389.20 : x
  2. Step 2: Convert to fraction form
    2,268,320.40/3,398,981.40 = 1,967,389.20/x
  3. Step 3: Cross multiply
    2,268,320.40x = 3,398,981.40 × 1,967,389.20
  4. Step 4: Simplify right side
    2,268,320.40x = 6,687,119,297,360.88
  5. Step 5: Solve for x
    x = 6,687,119,297,360.88/2,268,320.40
  6. Step 6: Final answer
    x = 2,948,048.83

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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.