Home / 2,190,858.80-3,286,288.20-2,022,897.20

Finding the Fourth Proportional to 2,190,858.80, 3,286,288.20 and 2,022,897.20

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Solution

The fourth proportional to 2,190,858.80, 3,286,288.20 and 2,022,897.20 is: 3,034,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,858.80 : 3,286,288.20 = 2,022,897.20 : x
  2. Step 2: Convert to fraction form
    2,190,858.80/3,286,288.20 = 2,022,897.20/x
  3. Step 3: Cross multiply
    2,190,858.80x = 3,286,288.20 × 2,022,897.20
  4. Step 4: Simplify right side
    2,190,858.80x = 6,647,823,198,173.04
  5. Step 5: Solve for x
    x = 6,647,823,198,173.04/2,190,858.80
  6. Step 6: Final answer
    x = 3,034,345.80

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Similar ratio
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1.5x scale

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.