Home / 1,961,379.20-2,942,010.24-541,521.92

Finding the Fourth Proportional to 1,961,379.20, 2,942,010.24 and 541,521.92

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Solution

The fourth proportional to 1,961,379.20, 2,942,010.24 and 541,521.92 is: 812,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,379.20 : 2,942,010.24 = 541,521.92 : x
  2. Step 2: Convert to fraction form
    1,961,379.20/2,942,010.24 = 541,521.92/x
  3. Step 3: Cross multiply
    1,961,379.20x = 2,942,010.24 × 541,521.92
  4. Step 4: Simplify right side
    1,961,379.20x = 1,593,163,033,824.46
  5. Step 5: Solve for x
    x = 1,593,163,033,824.46/1,961,379.20
  6. Step 6: Final answer
    x = 812,266.71

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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.