Home / 4,940,836.52-6,812,939.96-3,218,763.56

Finding the Fourth Proportional to 4,940,836.52, 6,812,939.96 and 3,218,763.56

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Solution

The fourth proportional to 4,940,836.52, 6,812,939.96 and 3,218,763.56 is: 4,438,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,836.52 : 6,812,939.96 = 3,218,763.56 : x
  2. Step 2: Convert to fraction form
    4,940,836.52/6,812,939.96 = 3,218,763.56/x
  3. Step 3: Cross multiply
    4,940,836.52x = 6,812,939.96 × 3,218,763.56
  4. Step 4: Simplify right side
    4,940,836.52x = 21,929,242,879,715.86
  5. Step 5: Solve for x
    x = 21,929,242,879,715.86/4,940,836.52
  6. Step 6: Final answer
    x = 4,438,366.42

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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.