Home / 2,189,867.01-3,000,067.78-2,107,994.23

Finding the Fourth Proportional to 2,189,867.01, 3,000,067.78 and 2,107,994.23

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Solution

The fourth proportional to 2,189,867.01, 3,000,067.78 and 2,107,994.23 is: 2,887,903.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,867.01 : 3,000,067.78 = 2,107,994.23 : x
  2. Step 2: Convert to fraction form
    2,189,867.01/3,000,067.78 = 2,107,994.23/x
  3. Step 3: Cross multiply
    2,189,867.01x = 3,000,067.78 × 2,107,994.23
  4. Step 4: Simplify right side
    2,189,867.01x = 6,324,125,559,308.94
  5. Step 5: Solve for x
    x = 6,324,125,559,308.94/2,189,867.01
  6. Step 6: Final answer
    x = 2,887,903.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.