Home / 1,106,134.78-1,659,546.65-396,168.97

Finding the Fourth Proportional to 1,106,134.78, 1,659,546.65 and 396,168.97

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Solution

The fourth proportional to 1,106,134.78, 1,659,546.65 and 396,168.97 is: 594,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,134.78 : 1,659,546.65 = 396,168.97 : x
  2. Step 2: Convert to fraction form
    1,106,134.78/1,659,546.65 = 396,168.97/x
  3. Step 3: Cross multiply
    1,106,134.78x = 1,659,546.65 × 396,168.97
  4. Step 4: Simplify right side
    1,106,134.78x = 657,460,886,997.45
  5. Step 5: Solve for x
    x = 657,460,886,997.45/1,106,134.78
  6. Step 6: Final answer
    x = 594,376.83

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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.