Home / 3,193,278.80-4,789,918.20-2,185,509.20

Finding the Fourth Proportional to 3,193,278.80, 4,789,918.20 and 2,185,509.20

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Solution

The fourth proportional to 3,193,278.80, 4,789,918.20 and 2,185,509.20 is: 3,278,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,278.80 : 4,789,918.20 = 2,185,509.20 : x
  2. Step 2: Convert to fraction form
    3,193,278.80/4,789,918.20 = 2,185,509.20/x
  3. Step 3: Cross multiply
    3,193,278.80x = 4,789,918.20 × 2,185,509.20
  4. Step 4: Simplify right side
    3,193,278.80x = 10,468,410,293,347.44
  5. Step 5: Solve for x
    x = 10,468,410,293,347.44/3,193,278.80
  6. Step 6: Final answer
    x = 3,278,263.80

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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.