Home / 2,227,148.20-3,340,722.30-1,555,301.80

Finding the Fourth Proportional to 2,227,148.20, 3,340,722.30 and 1,555,301.80

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Solution

The fourth proportional to 2,227,148.20, 3,340,722.30 and 1,555,301.80 is: 2,332,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,148.20 : 3,340,722.30 = 1,555,301.80 : x
  2. Step 2: Convert to fraction form
    2,227,148.20/3,340,722.30 = 1,555,301.80/x
  3. Step 3: Cross multiply
    2,227,148.20x = 3,340,722.30 × 1,555,301.80
  4. Step 4: Simplify right side
    2,227,148.20x = 5,195,831,406,490.14
  5. Step 5: Solve for x
    x = 5,195,831,406,490.14/2,227,148.20
  6. Step 6: Final answer
    x = 2,332,952.70

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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.