Home / 1,106,130.78-1,659,540.65-396,164.97

Finding the Fourth Proportional to 1,106,130.78, 1,659,540.65 and 396,164.97

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Solution

The fourth proportional to 1,106,130.78, 1,659,540.65 and 396,164.97 is: 594,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,130.78 : 1,659,540.65 = 396,164.97 : x
  2. Step 2: Convert to fraction form
    1,106,130.78/1,659,540.65 = 396,164.97/x
  3. Step 3: Cross multiply
    1,106,130.78x = 1,659,540.65 × 396,164.97
  4. Step 4: Simplify right side
    1,106,130.78x = 657,451,869,840.21
  5. Step 5: Solve for x
    x = 657,451,869,840.21/1,106,130.78
  6. Step 6: Final answer
    x = 594,370.83

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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.