Home / 1,231,587.94-1,847,558.24-378,731.07

Finding the Fourth Proportional to 1,231,587.94, 1,847,558.24 and 378,731.07

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Solution

The fourth proportional to 1,231,587.94, 1,847,558.24 and 378,731.07 is: 568,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,587.94 : 1,847,558.24 = 378,731.07 : x
  2. Step 2: Convert to fraction form
    1,231,587.94/1,847,558.24 = 378,731.07/x
  3. Step 3: Cross multiply
    1,231,587.94x = 1,847,558.24 × 378,731.07
  4. Step 4: Simplify right side
    1,231,587.94x = 699,727,702,387.66
  5. Step 5: Solve for x
    x = 699,727,702,387.66/1,231,587.94
  6. Step 6: Final answer
    x = 568,150.82

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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.