Home / 4,179,878.58-6,269,761.83-1,147,240.86

Finding the Fourth Proportional to 4,179,878.58, 6,269,761.83 and 1,147,240.86

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Solution

The fourth proportional to 4,179,878.58, 6,269,761.83 and 1,147,240.86 is: 1,720,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,878.58 : 6,269,761.83 = 1,147,240.86 : x
  2. Step 2: Convert to fraction form
    4,179,878.58/6,269,761.83 = 1,147,240.86/x
  3. Step 3: Cross multiply
    4,179,878.58x = 6,269,761.83 × 1,147,240.86
  4. Step 4: Simplify right side
    4,179,878.58x = 7,192,926,916,759.36
  5. Step 5: Solve for x
    x = 7,192,926,916,759.36/4,179,878.58
  6. Step 6: Final answer
    x = 1,720,845.90

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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.