Home / 2,347,879.80-3,521,819.70-664,983.30

Finding the Fourth Proportional to 2,347,879.80, 3,521,819.70 and 664,983.30

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Solution

The fourth proportional to 2,347,879.80, 3,521,819.70 and 664,983.30 is: 997,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,879.80 : 3,521,819.70 = 664,983.30 : x
  2. Step 2: Convert to fraction form
    2,347,879.80/3,521,819.70 = 664,983.30/x
  3. Step 3: Cross multiply
    2,347,879.80x = 3,521,819.70 × 664,983.30
  4. Step 4: Simplify right side
    2,347,879.80x = 2,341,951,286,111.01
  5. Step 5: Solve for x
    x = 2,341,951,286,111.01/2,347,879.80
  6. Step 6: Final answer
    x = 997,474.95

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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.