Home / 3,240,882.54-4,472,036.64-1,790,491.50

Finding the Fourth Proportional to 3,240,882.54, 4,472,036.64 and 1,790,491.50

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Solution

The fourth proportional to 3,240,882.54, 4,472,036.64 and 1,790,491.50 is: 2,470,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,882.54 : 4,472,036.64 = 1,790,491.50 : x
  2. Step 2: Convert to fraction form
    3,240,882.54/4,472,036.64 = 1,790,491.50/x
  3. Step 3: Cross multiply
    3,240,882.54x = 4,472,036.64 × 1,790,491.50
  4. Step 4: Simplify right side
    3,240,882.54x = 8,007,143,591,608.56
  5. Step 5: Solve for x
    x = 8,007,143,591,608.56/3,240,882.54
  6. Step 6: Final answer
    x = 2,470,667.63

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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.