Home / 1,266,739.05-1,899,660.43-367,993.83

Finding the Fourth Proportional to 1,266,739.05, 1,899,660.43 and 367,993.83

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Solution

The fourth proportional to 1,266,739.05, 1,899,660.43 and 367,993.83 is: 551,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,739.05 : 1,899,660.43 = 367,993.83 : x
  2. Step 2: Convert to fraction form
    1,266,739.05/1,899,660.43 = 367,993.83/x
  3. Step 3: Cross multiply
    1,266,739.05x = 1,899,660.43 × 367,993.83
  4. Step 4: Simplify right side
    1,266,739.05x = 699,063,317,335.15
  5. Step 5: Solve for x
    x = 699,063,317,335.15/1,266,739.05
  6. Step 6: Final answer
    x = 551,860.56

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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.