Home / 4,128,824.11-5,695,479.28-3,836,556.17

Finding the Fourth Proportional to 4,128,824.11, 5,695,479.28 and 3,836,556.17

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Solution

The fourth proportional to 4,128,824.11, 5,695,479.28 and 3,836,556.17 is: 5,292,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,824.11 : 5,695,479.28 = 3,836,556.17 : x
  2. Step 2: Convert to fraction form
    4,128,824.11/5,695,479.28 = 3,836,556.17/x
  3. Step 3: Cross multiply
    4,128,824.11x = 5,695,479.28 × 3,836,556.17
  4. Step 4: Simplify right side
    4,128,824.11x = 21,851,026,172,791.16
  5. Step 5: Solve for x
    x = 21,851,026,172,791.16/4,128,824.11
  6. Step 6: Final answer
    x = 5,292,312.19

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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.