Home / 5,589,589.76-8,378,405.02-2,891,198.30

Finding the Fourth Proportional to 5,589,589.76, 8,378,405.02 and 2,891,198.30

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Solution

The fourth proportional to 5,589,589.76, 8,378,405.02 and 2,891,198.30 is: 4,333,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589,589.76 : 8,378,405.02 = 2,891,198.30 : x
  2. Step 2: Convert to fraction form
    5,589,589.76/8,378,405.02 = 2,891,198.30/x
  3. Step 3: Cross multiply
    5,589,589.76x = 8,378,405.02 × 2,891,198.30
  4. Step 4: Simplify right side
    5,589,589.76x = 24,223,630,350,535.46
  5. Step 5: Solve for x
    x = 24,223,630,350,535.46/5,589,589.76
  6. Step 6: Final answer
    x = 4,333,704.51

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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.