Home / 3,220,201.40-4,443,905.58-1,769,930.60

Finding the Fourth Proportional to 3,220,201.40, 4,443,905.58 and 1,769,930.60

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Solution

The fourth proportional to 3,220,201.40, 4,443,905.58 and 1,769,930.60 is: 2,442,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,201.40 : 4,443,905.58 = 1,769,930.60 : x
  2. Step 2: Convert to fraction form
    3,220,201.40/4,443,905.58 = 1,769,930.60/x
  3. Step 3: Cross multiply
    3,220,201.40x = 4,443,905.58 × 1,769,930.60
  4. Step 4: Simplify right side
    3,220,201.40x = 7,865,404,469,552.75
  5. Step 5: Solve for x
    x = 7,865,404,469,552.75/3,220,201.40
  6. Step 6: Final answer
    x = 2,442,519.42

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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.