Home / 1,796,372.76-2,479,003.74-991,556.76

Finding the Fourth Proportional to 1,796,372.76, 2,479,003.74 and 991,556.76

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Solution

The fourth proportional to 1,796,372.76, 2,479,003.74 and 991,556.76 is: 1,368,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,372.76 : 2,479,003.74 = 991,556.76 : x
  2. Step 2: Convert to fraction form
    1,796,372.76/2,479,003.74 = 991,556.76/x
  3. Step 3: Cross multiply
    1,796,372.76x = 2,479,003.74 × 991,556.76
  4. Step 4: Simplify right side
    1,796,372.76x = 2,458,072,916,462.28
  5. Step 5: Solve for x
    x = 2,458,072,916,462.28/1,796,372.76
  6. Step 6: Final answer
    x = 1,368,353.48

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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.