Home / 3,321,993.60-4,982,990.40-2,790,552.60

Finding the Fourth Proportional to 3,321,993.60, 4,982,990.40 and 2,790,552.60

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Solution

The fourth proportional to 3,321,993.60, 4,982,990.40 and 2,790,552.60 is: 4,185,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,993.60 : 4,982,990.40 = 2,790,552.60 : x
  2. Step 2: Convert to fraction form
    3,321,993.60/4,982,990.40 = 2,790,552.60/x
  3. Step 3: Cross multiply
    3,321,993.60x = 4,982,990.40 × 2,790,552.60
  4. Step 4: Simplify right side
    3,321,993.60x = 13,905,296,816,495.04
  5. Step 5: Solve for x
    x = 13,905,296,816,495.04/3,321,993.60
  6. Step 6: Final answer
    x = 4,185,828.90

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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.