Home / 4,278,158.08-6,417,251.78-1,083,282.78

Finding the Fourth Proportional to 4,278,158.08, 6,417,251.78 and 1,083,282.78

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Solution

The fourth proportional to 4,278,158.08, 6,417,251.78 and 1,083,282.78 is: 1,624,927.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,158.08 : 6,417,251.78 = 1,083,282.78 : x
  2. Step 2: Convert to fraction form
    4,278,158.08/6,417,251.78 = 1,083,282.78/x
  3. Step 3: Cross multiply
    4,278,158.08x = 6,417,251.78 × 1,083,282.78
  4. Step 4: Simplify right side
    4,278,158.08x = 6,951,698,310,695.68
  5. Step 5: Solve for x
    x = 6,951,698,310,695.68/4,278,158.08
  6. Step 6: Final answer
    x = 1,624,927.87

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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.