Home / 3,145,967.62-4,331,491.92-2,858,629.84

Finding the Fourth Proportional to 3,145,967.62, 4,331,491.92 and 2,858,629.84

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Solution

The fourth proportional to 3,145,967.62, 4,331,491.92 and 2,858,629.84 is: 3,935,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,967.62 : 4,331,491.92 = 2,858,629.84 : x
  2. Step 2: Convert to fraction form
    3,145,967.62/4,331,491.92 = 2,858,629.84/x
  3. Step 3: Cross multiply
    3,145,967.62x = 4,331,491.92 × 2,858,629.84
  4. Step 4: Simplify right side
    3,145,967.62x = 12,382,132,054,230.89
  5. Step 5: Solve for x
    x = 12,382,132,054,230.89/3,145,967.62
  6. Step 6: Final answer
    x = 3,935,873.97

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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.