Home / 2,628,015.20-3,936,493.20-2,185,647.20

Finding the Fourth Proportional to 2,628,015.20, 3,936,493.20 and 2,185,647.20

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Solution

The fourth proportional to 2,628,015.20, 3,936,493.20 and 2,185,647.20 is: 3,273,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,015.20 : 3,936,493.20 = 2,185,647.20 : x
  2. Step 2: Convert to fraction form
    2,628,015.20/3,936,493.20 = 2,185,647.20/x
  3. Step 3: Cross multiply
    2,628,015.20x = 3,936,493.20 × 2,185,647.20
  4. Step 4: Simplify right side
    2,628,015.20x = 8,603,785,340,399.04
  5. Step 5: Solve for x
    x = 8,603,785,340,399.04/2,628,015.20
  6. Step 6: Final answer
    x = 3,273,871.99

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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.