Home / 1,330,372.70-1,992,934.65-796,307.30

Finding the Fourth Proportional to 1,330,372.70, 1,992,934.65 and 796,307.30

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Solution

The fourth proportional to 1,330,372.70, 1,992,934.65 and 796,307.30 is: 1,192,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,372.70 : 1,992,934.65 = 796,307.30 : x
  2. Step 2: Convert to fraction form
    1,330,372.70/1,992,934.65 = 796,307.30/x
  3. Step 3: Cross multiply
    1,330,372.70x = 1,992,934.65 × 796,307.30
  4. Step 4: Simplify right side
    1,330,372.70x = 1,586,988,410,217.95
  5. Step 5: Solve for x
    x = 1,586,988,410,217.95/1,330,372.70
  6. Step 6: Final answer
    x = 1,192,890.09

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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.