Home / 3,836,297.21-5,293,712.98-2,117,306.90

Finding the Fourth Proportional to 3,836,297.21, 5,293,712.98 and 2,117,306.90

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Solution

The fourth proportional to 3,836,297.21, 5,293,712.98 and 2,117,306.90 is: 2,921,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,297.21 : 5,293,712.98 = 2,117,306.90 : x
  2. Step 2: Convert to fraction form
    3,836,297.21/5,293,712.98 = 2,117,306.90/x
  3. Step 3: Cross multiply
    3,836,297.21x = 5,293,712.98 × 2,117,306.90
  4. Step 4: Simplify right side
    3,836,297.21x = 11,208,414,987,411.73
  5. Step 5: Solve for x
    x = 11,208,414,987,411.73/3,836,297.21
  6. Step 6: Final answer
    x = 2,921,675.35

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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.