Home / 3,887,556.38-5,365,894.82-2,256,489.23

Finding the Fourth Proportional to 3,887,556.38, 5,365,894.82 and 2,256,489.23

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Solution

The fourth proportional to 3,887,556.38, 5,365,894.82 and 2,256,489.23 is: 3,114,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,556.38 : 5,365,894.82 = 2,256,489.23 : x
  2. Step 2: Convert to fraction form
    3,887,556.38/5,365,894.82 = 2,256,489.23/x
  3. Step 3: Cross multiply
    3,887,556.38x = 5,365,894.82 × 2,256,489.23
  4. Step 4: Simplify right side
    3,887,556.38x = 12,108,083,832,530.87
  5. Step 5: Solve for x
    x = 12,108,083,832,530.87/3,887,556.38
  6. Step 6: Final answer
    x = 3,114,574.47

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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.