Home / 1,691,227.76-2,536,571.52-492,869.74

Finding the Fourth Proportional to 1,691,227.76, 2,536,571.52 and 492,869.74

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Solution

The fourth proportional to 1,691,227.76, 2,536,571.52 and 492,869.74 is: 739,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,227.76 : 2,536,571.52 = 492,869.74 : x
  2. Step 2: Convert to fraction form
    1,691,227.76/2,536,571.52 = 492,869.74/x
  3. Step 3: Cross multiply
    1,691,227.76x = 2,536,571.52 × 492,869.74
  4. Step 4: Simplify right side
    1,691,227.76x = 1,250,199,345,553.80
  5. Step 5: Solve for x
    x = 1,250,199,345,553.80/1,691,227.76
  6. Step 6: Final answer
    x = 739,225.89

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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.