Home / 3,079,337.70-4,619,006.55-2,780,739.30

Finding the Fourth Proportional to 3,079,337.70, 4,619,006.55 and 2,780,739.30

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Solution

The fourth proportional to 3,079,337.70, 4,619,006.55 and 2,780,739.30 is: 4,171,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,337.70 : 4,619,006.55 = 2,780,739.30 : x
  2. Step 2: Convert to fraction form
    3,079,337.70/4,619,006.55 = 2,780,739.30/x
  3. Step 3: Cross multiply
    3,079,337.70x = 4,619,006.55 × 2,780,739.30
  4. Step 4: Simplify right side
    3,079,337.70x = 12,844,253,040,542.41
  5. Step 5: Solve for x
    x = 12,844,253,040,542.41/3,079,337.70
  6. Step 6: Final answer
    x = 4,171,108.95

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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.