Home / 2,855,121.73-3,940,212.60-1,566,082.33

Finding the Fourth Proportional to 2,855,121.73, 3,940,212.60 and 1,566,082.33

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Solution

The fourth proportional to 2,855,121.73, 3,940,212.60 and 1,566,082.33 is: 2,161,272.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,121.73 : 3,940,212.60 = 1,566,082.33 : x
  2. Step 2: Convert to fraction form
    2,855,121.73/3,940,212.60 = 1,566,082.33/x
  3. Step 3: Cross multiply
    2,855,121.73x = 3,940,212.60 × 1,566,082.33
  4. Step 4: Simplify right side
    2,855,121.73x = 6,170,697,301,771.88
  5. Step 5: Solve for x
    x = 6,170,697,301,771.88/2,855,121.73
  6. Step 6: Final answer
    x = 2,161,272.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.