Home / 2,969,469.78-4,097,879.25-1,611,342.78

Finding the Fourth Proportional to 2,969,469.78, 4,097,879.25 and 1,611,342.78

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Solution

The fourth proportional to 2,969,469.78, 4,097,879.25 and 1,611,342.78 is: 2,223,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,469.78 : 4,097,879.25 = 1,611,342.78 : x
  2. Step 2: Convert to fraction form
    2,969,469.78/4,097,879.25 = 1,611,342.78/x
  3. Step 3: Cross multiply
    2,969,469.78x = 4,097,879.25 × 1,611,342.78
  4. Step 4: Simplify right side
    2,969,469.78x = 6,603,088,142,799.32
  5. Step 5: Solve for x
    x = 6,603,088,142,799.32/2,969,469.78
  6. Step 6: Final answer
    x = 2,223,658.98

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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.