Home / 3,836,257.78-5,293,658.82-2,117,267.58

Finding the Fourth Proportional to 3,836,257.78, 5,293,658.82 and 2,117,267.58

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Solution

The fourth proportional to 3,836,257.78, 5,293,658.82 and 2,117,267.58 is: 2,921,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,257.78 : 5,293,658.82 = 2,117,267.58 : x
  2. Step 2: Convert to fraction form
    3,836,257.78/5,293,658.82 = 2,117,267.58/x
  3. Step 3: Cross multiply
    3,836,257.78x = 5,293,658.82 × 2,117,267.58
  4. Step 4: Simplify right side
    3,836,257.78x = 11,208,092,199,167.06
  5. Step 5: Solve for x
    x = 11,208,092,199,167.06/3,836,257.78
  6. Step 6: Final answer
    x = 2,921,621.24

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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.