Home / 3,756,880.80-5,638,431.60-1,738,231.20

Finding the Fourth Proportional to 3,756,880.80, 5,638,431.60 and 1,738,231.20

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Solution

The fourth proportional to 3,756,880.80, 5,638,431.60 and 1,738,231.20 is: 2,608,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756,880.80 : 5,638,431.60 = 1,738,231.20 : x
  2. Step 2: Convert to fraction form
    3,756,880.80/5,638,431.60 = 1,738,231.20/x
  3. Step 3: Cross multiply
    3,756,880.80x = 5,638,431.60 × 1,738,231.20
  4. Step 4: Simplify right side
    3,756,880.80x = 9,800,897,726,185.92
  5. Step 5: Solve for x
    x = 9,800,897,726,185.92/3,756,880.80
  6. Step 6: Final answer
    x = 2,608,785.92

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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.