Home / 1,691,162-2,536,789.17-493,055.36

Finding the Fourth Proportional to 1,691,162, 2,536,789.17 and 493,055.36

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Solution

The fourth proportional to 1,691,162, 2,536,789.17 and 493,055.36 is: 739,596.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,162 : 2,536,789.17 = 493,055.36 : x
  2. Step 2: Convert to fraction form
    1,691,162/2,536,789.17 = 493,055.36/x
  3. Step 3: Cross multiply
    1,691,162x = 2,536,789.17 × 493,055.36
  4. Step 4: Simplify right side
    1,691,162x = 1,250,777,497,458.45
  5. Step 5: Solve for x
    x = 1,250,777,497,458.45/1,691,162
  6. Step 6: Final answer
    x = 739,596.50

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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.