Home / 2,442,786.20-3,664,179.30-1,812,930.20

Finding the Fourth Proportional to 2,442,786.20, 3,664,179.30 and 1,812,930.20

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Solution

The fourth proportional to 2,442,786.20, 3,664,179.30 and 1,812,930.20 is: 2,719,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,786.20 : 3,664,179.30 = 1,812,930.20 : x
  2. Step 2: Convert to fraction form
    2,442,786.20/3,664,179.30 = 1,812,930.20/x
  3. Step 3: Cross multiply
    2,442,786.20x = 3,664,179.30 × 1,812,930.20
  4. Step 4: Simplify right side
    2,442,786.20x = 6,642,901,311,184.86
  5. Step 5: Solve for x
    x = 6,642,901,311,184.86/2,442,786.20
  6. Step 6: Final answer
    x = 2,719,395.30

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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.