Home / 1,330,353.70-1,992,906.15-796,288.30

Finding the Fourth Proportional to 1,330,353.70, 1,992,906.15 and 796,288.30

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Solution

The fourth proportional to 1,330,353.70, 1,992,906.15 and 796,288.30 is: 1,192,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,353.70 : 1,992,906.15 = 796,288.30 : x
  2. Step 2: Convert to fraction form
    1,330,353.70/1,992,906.15 = 796,288.30/x
  3. Step 3: Cross multiply
    1,330,353.70x = 1,992,906.15 × 796,288.30
  4. Step 4: Simplify right side
    1,330,353.70x = 1,586,927,850,243.05
  5. Step 5: Solve for x
    x = 1,586,927,850,243.05/1,330,353.70
  6. Step 6: Final answer
    x = 1,192,861.61

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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.