Home / 2,339,185.50-3,228,076.80-1,320,655.86

Finding the Fourth Proportional to 2,339,185.50, 3,228,076.80 and 1,320,655.86

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Solution

The fourth proportional to 2,339,185.50, 3,228,076.80 and 1,320,655.86 is: 1,822,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,185.50 : 3,228,076.80 = 1,320,655.86 : x
  2. Step 2: Convert to fraction form
    2,339,185.50/3,228,076.80 = 1,320,655.86/x
  3. Step 3: Cross multiply
    2,339,185.50x = 3,228,076.80 × 1,320,655.86
  4. Step 4: Simplify right side
    2,339,185.50x = 4,263,178,542,450.05
  5. Step 5: Solve for x
    x = 4,263,178,542,450.05/2,339,185.50
  6. Step 6: Final answer
    x = 1,822,505.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.