Home / 2,764,491.31-4,148,605.43-967,390.68

Finding the Fourth Proportional to 2,764,491.31, 4,148,605.43 and 967,390.68

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Solution

The fourth proportional to 2,764,491.31, 4,148,605.43 and 967,390.68 is: 1,451,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,491.31 : 4,148,605.43 = 967,390.68 : x
  2. Step 2: Convert to fraction form
    2,764,491.31/4,148,605.43 = 967,390.68/x
  3. Step 3: Cross multiply
    2,764,491.31x = 4,148,605.43 × 967,390.68
  4. Step 4: Simplify right side
    2,764,491.31x = 4,013,322,227,979.39
  5. Step 5: Solve for x
    x = 4,013,322,227,979.39/2,764,491.31
  6. Step 6: Final answer
    x = 1,451,739.86

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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.