Home / 3,836,654.80-5,759,647.80-1,942,421.20

Finding the Fourth Proportional to 3,836,654.80, 5,759,647.80 and 1,942,421.20

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Solution

The fourth proportional to 3,836,654.80, 5,759,647.80 and 1,942,421.20 is: 2,915,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,654.80 : 5,759,647.80 = 1,942,421.20 : x
  2. Step 2: Convert to fraction form
    3,836,654.80/5,759,647.80 = 1,942,421.20/x
  3. Step 3: Cross multiply
    3,836,654.80x = 5,759,647.80 × 1,942,421.20
  4. Step 4: Simplify right side
    3,836,654.80x = 11,187,661,991,253.36
  5. Step 5: Solve for x
    x = 11,187,661,991,253.36/3,836,654.80
  6. Step 6: Final answer
    x = 2,915,993.90

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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.