Home / 2,227,918.86-3,338,884.83-1,215,523.77

Finding the Fourth Proportional to 2,227,918.86, 3,338,884.83 and 1,215,523.77

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Solution

The fourth proportional to 2,227,918.86, 3,338,884.83 and 1,215,523.77 is: 1,821,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,918.86 : 3,338,884.83 = 1,215,523.77 : x
  2. Step 2: Convert to fraction form
    2,227,918.86/3,338,884.83 = 1,215,523.77/x
  3. Step 3: Cross multiply
    2,227,918.86x = 3,338,884.83 × 1,215,523.77
  4. Step 4: Simplify right side
    2,227,918.86x = 4,058,493,876,157.41
  5. Step 5: Solve for x
    x = 4,058,493,876,157.41/2,227,918.86
  6. Step 6: Final answer
    x = 1,821,652.46

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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.