Home / 2,803,231.14-4,201,974.18-2,127,882.78

Finding the Fourth Proportional to 2,803,231.14, 4,201,974.18 and 2,127,882.78

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Solution

The fourth proportional to 2,803,231.14, 4,201,974.18 and 2,127,882.78 is: 3,189,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,231.14 : 4,201,974.18 = 2,127,882.78 : x
  2. Step 2: Convert to fraction form
    2,803,231.14/4,201,974.18 = 2,127,882.78/x
  3. Step 3: Cross multiply
    2,803,231.14x = 4,201,974.18 × 2,127,882.78
  4. Step 4: Simplify right side
    2,803,231.14x = 8,941,308,499,626.62
  5. Step 5: Solve for x
    x = 8,941,308,499,626.62/2,803,231.14
  6. Step 6: Final answer
    x = 3,189,643.68

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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.