Home / 3,176,121.12-4,761,502.11-1,377,650.58

Finding the Fourth Proportional to 3,176,121.12, 4,761,502.11 and 1,377,650.58

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Solution

The fourth proportional to 3,176,121.12, 4,761,502.11 and 1,377,650.58 is: 2,065,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,121.12 : 4,761,502.11 = 1,377,650.58 : x
  2. Step 2: Convert to fraction form
    3,176,121.12/4,761,502.11 = 1,377,650.58/x
  3. Step 3: Cross multiply
    3,176,121.12x = 4,761,502.11 × 1,377,650.58
  4. Step 4: Simplify right side
    3,176,121.12x = 6,559,686,143,512.73
  5. Step 5: Solve for x
    x = 6,559,686,143,512.73/3,176,121.12
  6. Step 6: Final answer
    x = 2,065,313.60

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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.