Home / 3,836,256.78-5,293,657.44-2,117,266.58

Finding the Fourth Proportional to 3,836,256.78, 5,293,657.44 and 2,117,266.58

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Solution

The fourth proportional to 3,836,256.78, 5,293,657.44 and 2,117,266.58 is: 2,921,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,256.78 : 5,293,657.44 = 2,117,266.58 : x
  2. Step 2: Convert to fraction form
    3,836,256.78/5,293,657.44 = 2,117,266.58/x
  3. Step 3: Cross multiply
    3,836,256.78x = 5,293,657.44 × 2,117,266.58
  4. Step 4: Simplify right side
    3,836,256.78x = 11,208,083,957,212.07
  5. Step 5: Solve for x
    x = 11,208,083,957,212.07/3,836,256.78
  6. Step 6: Final answer
    x = 2,921,619.85

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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.