Home / 3,622,724.33-4,999,390.67-1,991,169.61

Finding the Fourth Proportional to 3,622,724.33, 4,999,390.67 and 1,991,169.61

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Solution

The fourth proportional to 3,622,724.33, 4,999,390.67 and 1,991,169.61 is: 2,747,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,724.33 : 4,999,390.67 = 1,991,169.61 : x
  2. Step 2: Convert to fraction form
    3,622,724.33/4,999,390.67 = 1,991,169.61/x
  3. Step 3: Cross multiply
    3,622,724.33x = 4,999,390.67 × 1,991,169.61
  4. Step 4: Simplify right side
    3,622,724.33x = 9,954,634,763,100.99
  5. Step 5: Solve for x
    x = 9,954,634,763,100.99/3,622,724.33
  6. Step 6: Final answer
    x = 2,747,831.15

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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.