Home / 4,148,620.40-6,222,469.80-3,399,359.60

Finding the Fourth Proportional to 4,148,620.40, 6,222,469.80 and 3,399,359.60

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Solution

The fourth proportional to 4,148,620.40, 6,222,469.80 and 3,399,359.60 is: 5,098,661.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148,620.40 : 6,222,469.80 = 3,399,359.60 : x
  2. Step 2: Convert to fraction form
    4,148,620.40/6,222,469.80 = 3,399,359.60/x
  3. Step 3: Cross multiply
    4,148,620.40x = 6,222,469.80 × 3,399,359.60
  4. Step 4: Simplify right side
    4,148,620.40x = 21,152,412,450,340.08
  5. Step 5: Solve for x
    x = 21,152,412,450,340.08/4,148,620.40
  6. Step 6: Final answer
    x = 5,098,661.82

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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.