Home / 3,611,468.13-4,983,794.22-1,979,845.86

Finding the Fourth Proportional to 3,611,468.13, 4,983,794.22 and 1,979,845.86

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Solution

The fourth proportional to 3,611,468.13, 4,983,794.22 and 1,979,845.86 is: 2,732,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,468.13 : 4,983,794.22 = 1,979,845.86 : x
  2. Step 2: Convert to fraction form
    3,611,468.13/4,983,794.22 = 1,979,845.86/x
  3. Step 3: Cross multiply
    3,611,468.13x = 4,983,794.22 × 1,979,845.86
  4. Step 4: Simplify right side
    3,611,468.13x = 9,867,144,353,558.93
  5. Step 5: Solve for x
    x = 9,867,144,353,558.93/3,611,468.13
  6. Step 6: Final answer
    x = 2,732,169.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.