Home / 4,121,171.76-6,176,979.72-1,560,759.60

Finding the Fourth Proportional to 4,121,171.76, 6,176,979.72 and 1,560,759.60

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Solution

The fourth proportional to 4,121,171.76, 6,176,979.72 and 1,560,759.60 is: 2,339,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,171.76 : 6,176,979.72 = 1,560,759.60 : x
  2. Step 2: Convert to fraction form
    4,121,171.76/6,176,979.72 = 1,560,759.60/x
  3. Step 3: Cross multiply
    4,121,171.76x = 6,176,979.72 × 1,560,759.60
  4. Step 4: Simplify right side
    4,121,171.76x = 9,640,780,396,995.31
  5. Step 5: Solve for x
    x = 9,640,780,396,995.31/4,121,171.76
  6. Step 6: Final answer
    x = 2,339,329.92

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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.