Home / 2,211,441.62-3,317,960.75-772,336.96

Finding the Fourth Proportional to 2,211,441.62, 3,317,960.75 and 772,336.96

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Solution

The fourth proportional to 2,211,441.62, 3,317,960.75 and 772,336.96 is: 1,158,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,441.62 : 3,317,960.75 = 772,336.96 : x
  2. Step 2: Convert to fraction form
    2,211,441.62/3,317,960.75 = 772,336.96/x
  3. Step 3: Cross multiply
    2,211,441.62x = 3,317,960.75 × 772,336.96
  4. Step 4: Simplify right side
    2,211,441.62x = 2,562,583,706,897.73
  5. Step 5: Solve for x
    x = 2,562,583,706,897.73/2,211,441.62
  6. Step 6: Final answer
    x = 1,158,784.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.