Home / 4,278,747.54-6,420,197.25-1,882,280.78

Finding the Fourth Proportional to 4,278,747.54, 6,420,197.25 and 1,882,280.78

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Solution

The fourth proportional to 4,278,747.54, 6,420,197.25 and 1,882,280.78 is: 2,824,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,747.54 : 6,420,197.25 = 1,882,280.78 : x
  2. Step 2: Convert to fraction form
    4,278,747.54/6,420,197.25 = 1,882,280.78/x
  3. Step 3: Cross multiply
    4,278,747.54x = 6,420,197.25 × 1,882,280.78
  4. Step 4: Simplify right side
    4,278,747.54x = 12,084,613,855,382.87
  5. Step 5: Solve for x
    x = 12,084,613,855,382.87/4,278,747.54
  6. Step 6: Final answer
    x = 2,824,334.40

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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.