Home / 3,167,774.46-4,375,137.11-2,147,407.74

Finding the Fourth Proportional to 3,167,774.46, 4,375,137.11 and 2,147,407.74

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Solution

The fourth proportional to 3,167,774.46, 4,375,137.11 and 2,147,407.74 is: 2,965,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,774.46 : 4,375,137.11 = 2,147,407.74 : x
  2. Step 2: Convert to fraction form
    3,167,774.46/4,375,137.11 = 2,147,407.74/x
  3. Step 3: Cross multiply
    3,167,774.46x = 4,375,137.11 × 2,147,407.74
  4. Step 4: Simplify right side
    3,167,774.46x = 9,395,203,282,838.20
  5. Step 5: Solve for x
    x = 9,395,203,282,838.20/3,167,774.46
  6. Step 6: Final answer
    x = 2,965,868.75

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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.