Home / 2,979,533.82-4,469,721.03-957,099.78

Finding the Fourth Proportional to 2,979,533.82, 4,469,721.03 and 957,099.78

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Solution

The fourth proportional to 2,979,533.82, 4,469,721.03 and 957,099.78 is: 1,435,784.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,533.82 : 4,469,721.03 = 957,099.78 : x
  2. Step 2: Convert to fraction form
    2,979,533.82/4,469,721.03 = 957,099.78/x
  3. Step 3: Cross multiply
    2,979,533.82x = 4,469,721.03 × 957,099.78
  4. Step 4: Simplify right side
    2,979,533.82x = 4,277,969,014,474.37
  5. Step 5: Solve for x
    x = 4,277,969,014,474.37/2,979,533.82
  6. Step 6: Final answer
    x = 1,435,784.68

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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.