Home / 1,297,556.32-1,944,889.44-538,975.12

Finding the Fourth Proportional to 1,297,556.32, 1,944,889.44 and 538,975.12

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Solution

The fourth proportional to 1,297,556.32, 1,944,889.44 and 538,975.12 is: 807,862.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,556.32 : 1,944,889.44 = 538,975.12 : x
  2. Step 2: Convert to fraction form
    1,297,556.32/1,944,889.44 = 538,975.12/x
  3. Step 3: Cross multiply
    1,297,556.32x = 1,944,889.44 × 538,975.12
  4. Step 4: Simplify right side
    1,297,556.32x = 1,048,247,019,310.73
  5. Step 5: Solve for x
    x = 1,048,247,019,310.73/1,297,556.32
  6. Step 6: Final answer
    x = 807,862.44

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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.