Home / 1,491,837.39-2,237,739.57-892,965.69

Finding the Fourth Proportional to 1,491,837.39, 2,237,739.57 and 892,965.69

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Solution

The fourth proportional to 1,491,837.39, 2,237,739.57 and 892,965.69 is: 1,339,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,837.39 : 2,237,739.57 = 892,965.69 : x
  2. Step 2: Convert to fraction form
    1,491,837.39/2,237,739.57 = 892,965.69/x
  3. Step 3: Cross multiply
    1,491,837.39x = 2,237,739.57 × 892,965.69
  4. Step 4: Simplify right side
    1,491,837.39x = 1,998,224,659,165.35
  5. Step 5: Solve for x
    x = 1,998,224,659,165.35/1,491,837.39
  6. Step 6: Final answer
    x = 1,339,438.65

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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.