Home / 3,111,741.39-4,664,949.76-1,194,028.80

Finding the Fourth Proportional to 3,111,741.39, 4,664,949.76 and 1,194,028.80

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Solution

The fourth proportional to 3,111,741.39, 4,664,949.76 and 1,194,028.80 is: 1,790,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,741.39 : 4,664,949.76 = 1,194,028.80 : x
  2. Step 2: Convert to fraction form
    3,111,741.39/4,664,949.76 = 1,194,028.80/x
  3. Step 3: Cross multiply
    3,111,741.39x = 4,664,949.76 × 1,194,028.80
  4. Step 4: Simplify right side
    3,111,741.39x = 5,570,084,361,146.97
  5. Step 5: Solve for x
    x = 5,570,084,361,146.97/3,111,741.39
  6. Step 6: Final answer
    x = 1,790,021.62

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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.