Home / 3,822,656.96-5,274,078.42-2,168,531.66

Finding the Fourth Proportional to 3,822,656.96, 5,274,078.42 and 2,168,531.66

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Solution

The fourth proportional to 3,822,656.96, 5,274,078.42 and 2,168,531.66 is: 2,991,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,656.96 : 5,274,078.42 = 2,168,531.66 : x
  2. Step 2: Convert to fraction form
    3,822,656.96/5,274,078.42 = 2,168,531.66/x
  3. Step 3: Cross multiply
    3,822,656.96x = 5,274,078.42 × 2,168,531.66
  4. Step 4: Simplify right side
    3,822,656.96x = 11,437,005,993,879.73
  5. Step 5: Solve for x
    x = 11,437,005,993,879.73/3,822,656.96
  6. Step 6: Final answer
    x = 2,991,899.65

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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.