Home / 3,520,067.28-5,279,255.28-1,624,988.04

Finding the Fourth Proportional to 3,520,067.28, 5,279,255.28 and 1,624,988.04

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Solution

The fourth proportional to 3,520,067.28, 5,279,255.28 and 1,624,988.04 is: 2,437,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,067.28 : 5,279,255.28 = 1,624,988.04 : x
  2. Step 2: Convert to fraction form
    3,520,067.28/5,279,255.28 = 1,624,988.04/x
  3. Step 3: Cross multiply
    3,520,067.28x = 5,279,255.28 × 1,624,988.04
  4. Step 4: Simplify right side
    3,520,067.28x = 8,578,726,690,106.85
  5. Step 5: Solve for x
    x = 8,578,726,690,106.85/3,520,067.28
  6. Step 6: Final answer
    x = 2,437,091.68

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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.