Home / 2,619,563.78-3,613,049.39-2,313,099.47

Finding the Fourth Proportional to 2,619,563.78, 3,613,049.39 and 2,313,099.47

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Solution

The fourth proportional to 2,619,563.78, 3,613,049.39 and 2,313,099.47 is: 3,190,356.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,563.78 : 3,613,049.39 = 2,313,099.47 : x
  2. Step 2: Convert to fraction form
    2,619,563.78/3,613,049.39 = 2,313,099.47/x
  3. Step 3: Cross multiply
    2,619,563.78x = 3,613,049.39 × 2,313,099.47
  4. Step 4: Simplify right side
    2,619,563.78x = 8,357,342,599,462.08
  5. Step 5: Solve for x
    x = 8,357,342,599,462.08/2,619,563.78
  6. Step 6: Final answer
    x = 3,190,356.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.