Home / 837,127.24-1,247,804.85-769,942.60

Finding the Fourth Proportional to 837,127.24, 1,247,804.85 and 769,942.60

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Solution

The fourth proportional to 837,127.24, 1,247,804.85 and 769,942.60 is: 1,147,660.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,127.24 : 1,247,804.85 = 769,942.60 : x
  2. Step 2: Convert to fraction form
    837,127.24/1,247,804.85 = 769,942.60/x
  3. Step 3: Cross multiply
    837,127.24x = 1,247,804.85 × 769,942.60
  4. Step 4: Simplify right side
    837,127.24x = 960,738,110,501.61
  5. Step 5: Solve for x
    x = 960,738,110,501.61/837,127.24
  6. Step 6: Final answer
    x = 1,147,660.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.