Home / 4,311,890-6,472,321.10-3,175,934.88

Finding the Fourth Proportional to 4,311,890, 6,472,321.10 and 3,175,934.88

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Solution

The fourth proportional to 4,311,890, 6,472,321.10 and 3,175,934.88 is: 4,767,206.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311,890 : 6,472,321.10 = 3,175,934.88 : x
  2. Step 2: Convert to fraction form
    4,311,890/6,472,321.10 = 3,175,934.88/x
  3. Step 3: Cross multiply
    4,311,890x = 6,472,321.10 × 3,175,934.88
  4. Step 4: Simplify right side
    4,311,890x = 20,555,670,336,049.96
  5. Step 5: Solve for x
    x = 20,555,670,336,049.96/4,311,890
  6. Step 6: Final answer
    x = 4,767,206.57

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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.