Home / 1,950,720-2,923,423.20-1,098,198.24

Finding the Fourth Proportional to 1,950,720, 2,923,423.20 and 1,098,198.24

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Solution

The fourth proportional to 1,950,720, 2,923,423.20 and 1,098,198.24 is: 1,645,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,720 : 2,923,423.20 = 1,098,198.24 : x
  2. Step 2: Convert to fraction form
    1,950,720/2,923,423.20 = 1,098,198.24/x
  3. Step 3: Cross multiply
    1,950,720x = 2,923,423.20 × 1,098,198.24
  4. Step 4: Simplify right side
    1,950,720x = 3,210,498,213,015.17
  5. Step 5: Solve for x
    x = 3,210,498,213,015.17/1,950,720
  6. Step 6: Final answer
    x = 1,645,801.66

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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.