Home / 1,846,601.28-2,770,776.72-1,278,856.08

Finding the Fourth Proportional to 1,846,601.28, 2,770,776.72 and 1,278,856.08

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Solution

The fourth proportional to 1,846,601.28, 2,770,776.72 and 1,278,856.08 is: 1,918,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846,601.28 : 2,770,776.72 = 1,278,856.08 : x
  2. Step 2: Convert to fraction form
    1,846,601.28/2,770,776.72 = 1,278,856.08/x
  3. Step 3: Cross multiply
    1,846,601.28x = 2,770,776.72 × 1,278,856.08
  4. Step 4: Simplify right side
    1,846,601.28x = 3,543,424,654,694.46
  5. Step 5: Solve for x
    x = 3,543,424,654,694.46/1,846,601.28
  6. Step 6: Final answer
    x = 1,918,889.96

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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.