Home / 4,178,723.43-6,267,910.01-1,338,772.71

Finding the Fourth Proportional to 4,178,723.43, 6,267,910.01 and 1,338,772.71

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Solution

The fourth proportional to 4,178,723.43, 6,267,910.01 and 1,338,772.71 is: 2,008,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178,723.43 : 6,267,910.01 = 1,338,772.71 : x
  2. Step 2: Convert to fraction form
    4,178,723.43/6,267,910.01 = 1,338,772.71/x
  3. Step 3: Cross multiply
    4,178,723.43x = 6,267,910.01 × 1,338,772.71
  4. Step 4: Simplify right side
    4,178,723.43x = 8,391,306,863,429.96
  5. Step 5: Solve for x
    x = 8,391,306,863,429.96/4,178,723.43
  6. Step 6: Final answer
    x = 2,008,102.95

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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.