Home / 1,691,213.38-2,536,550.04-492,855.42

Finding the Fourth Proportional to 1,691,213.38, 2,536,550.04 and 492,855.42

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Solution

The fourth proportional to 1,691,213.38, 2,536,550.04 and 492,855.42 is: 739,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,213.38 : 2,536,550.04 = 492,855.42 : x
  2. Step 2: Convert to fraction form
    1,691,213.38/2,536,550.04 = 492,855.42/x
  3. Step 3: Cross multiply
    1,691,213.38x = 2,536,550.04 × 492,855.42
  4. Step 4: Simplify right side
    1,691,213.38x = 1,250,152,435,315.22
  5. Step 5: Solve for x
    x = 1,250,152,435,315.22/1,691,213.38
  6. Step 6: Final answer
    x = 739,204.44

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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.