Home / 3,846,319.20-5,761,605.60-1,954,126.80

Finding the Fourth Proportional to 3,846,319.20, 5,761,605.60 and 1,954,126.80

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Solution

The fourth proportional to 3,846,319.20, 5,761,605.60 and 1,954,126.80 is: 2,927,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846,319.20 : 5,761,605.60 = 1,954,126.80 : x
  2. Step 2: Convert to fraction form
    3,846,319.20/5,761,605.60 = 1,954,126.80/x
  3. Step 3: Cross multiply
    3,846,319.20x = 5,761,605.60 × 1,954,126.80
  4. Step 4: Simplify right side
    3,846,319.20x = 11,258,907,913,990.08
  5. Step 5: Solve for x
    x = 11,258,907,913,990.08/3,846,319.20
  6. Step 6: Final answer
    x = 2,927,190.21

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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.