Home / 2,778,359.91-4,167,516.46-2,171,658.52

Finding the Fourth Proportional to 2,778,359.91, 4,167,516.46 and 2,171,658.52

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Solution

The fourth proportional to 2,778,359.91, 4,167,516.46 and 2,171,658.52 is: 3,257,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,359.91 : 4,167,516.46 = 2,171,658.52 : x
  2. Step 2: Convert to fraction form
    2,778,359.91/4,167,516.46 = 2,171,658.52/x
  3. Step 3: Cross multiply
    2,778,359.91x = 4,167,516.46 × 2,171,658.52
  4. Step 4: Simplify right side
    2,778,359.91x = 9,050,422,627,599.24
  5. Step 5: Solve for x
    x = 9,050,422,627,599.24/2,778,359.91
  6. Step 6: Final answer
    x = 3,257,469.49

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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.