Home / 3,883,469.40-5,827,200.04-2,978,465.71

Finding the Fourth Proportional to 3,883,469.40, 5,827,200.04 and 2,978,465.71

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Solution

The fourth proportional to 3,883,469.40, 5,827,200.04 and 2,978,465.71 is: 4,469,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,469.40 : 5,827,200.04 = 2,978,465.71 : x
  2. Step 2: Convert to fraction form
    3,883,469.40/5,827,200.04 = 2,978,465.71/x
  3. Step 3: Cross multiply
    3,883,469.40x = 5,827,200.04 × 2,978,465.71
  4. Step 4: Simplify right side
    3,883,469.40x = 17,356,115,504,450.63
  5. Step 5: Solve for x
    x = 17,356,115,504,450.63/3,883,469.40
  6. Step 6: Final answer
    x = 4,469,229.37

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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.