Home / 3,992,791.37-5,990,194.97-1,114,155.76

Finding the Fourth Proportional to 3,992,791.37, 5,990,194.97 and 1,114,155.76

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Solution

The fourth proportional to 3,992,791.37, 5,990,194.97 and 1,114,155.76 is: 1,671,514.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,791.37 : 5,990,194.97 = 1,114,155.76 : x
  2. Step 2: Convert to fraction form
    3,992,791.37/5,990,194.97 = 1,114,155.76/x
  3. Step 3: Cross multiply
    3,992,791.37x = 5,990,194.97 × 1,114,155.76
  4. Step 4: Simplify right side
    3,992,791.37x = 6,674,010,230,479.09
  5. Step 5: Solve for x
    x = 6,674,010,230,479.09/3,992,791.37
  6. Step 6: Final answer
    x = 1,671,514.89

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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.