Home / 3,756,906.80-5,638,470.60-1,738,257.20

Finding the Fourth Proportional to 3,756,906.80, 5,638,470.60 and 1,738,257.20

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Solution

The fourth proportional to 3,756,906.80, 5,638,470.60 and 1,738,257.20 is: 2,608,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756,906.80 : 5,638,470.60 = 1,738,257.20 : x
  2. Step 2: Convert to fraction form
    3,756,906.80/5,638,470.60 = 1,738,257.20/x
  3. Step 3: Cross multiply
    3,756,906.80x = 5,638,470.60 × 1,738,257.20
  4. Step 4: Simplify right side
    3,756,906.80x = 9,801,112,117,438.32
  5. Step 5: Solve for x
    x = 9,801,112,117,438.32/3,756,906.80
  6. Step 6: Final answer
    x = 2,608,824.93

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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.