Home / 793,631.76-1,189,203.39-674,814.48

Finding the Fourth Proportional to 793,631.76, 1,189,203.39 and 674,814.48

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Solution

The fourth proportional to 793,631.76, 1,189,203.39 and 674,814.48 is: 1,011,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,631.76 : 1,189,203.39 = 674,814.48 : x
  2. Step 2: Convert to fraction form
    793,631.76/1,189,203.39 = 674,814.48/x
  3. Step 3: Cross multiply
    793,631.76x = 1,189,203.39 × 674,814.48
  4. Step 4: Simplify right side
    793,631.76x = 802,491,667,237.09
  5. Step 5: Solve for x
    x = 802,491,667,237.09/793,631.76
  6. Step 6: Final answer
    x = 1,011,163.75

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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.