Home / 1,331,124.80-1,993,879.20-882,060.80

Finding the Fourth Proportional to 1,331,124.80, 1,993,879.20 and 882,060.80

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Solution

The fourth proportional to 1,331,124.80, 1,993,879.20 and 882,060.80 is: 1,321,230.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,124.80 : 1,993,879.20 = 882,060.80 : x
  2. Step 2: Convert to fraction form
    1,331,124.80/1,993,879.20 = 882,060.80/x
  3. Step 3: Cross multiply
    1,331,124.80x = 1,993,879.20 × 882,060.80
  4. Step 4: Simplify right side
    1,331,124.80x = 1,758,722,682,255.36
  5. Step 5: Solve for x
    x = 1,758,722,682,255.36/1,331,124.80
  6. Step 6: Final answer
    x = 1,321,230.50

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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.