Home / 2,481,439.20-3,722,158.80-1,221,727.20

Finding the Fourth Proportional to 2,481,439.20, 3,722,158.80 and 1,221,727.20

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Solution

The fourth proportional to 2,481,439.20, 3,722,158.80 and 1,221,727.20 is: 1,832,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481,439.20 : 3,722,158.80 = 1,221,727.20 : x
  2. Step 2: Convert to fraction form
    2,481,439.20/3,722,158.80 = 1,221,727.20/x
  3. Step 3: Cross multiply
    2,481,439.20x = 3,722,158.80 × 1,221,727.20
  4. Step 4: Simplify right side
    2,481,439.20x = 4,547,462,648,679.36
  5. Step 5: Solve for x
    x = 4,547,462,648,679.36/2,481,439.20
  6. Step 6: Final answer
    x = 1,832,590.80

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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.