Home / 2,173,192.80-3,259,789.20-2,005,231.20

Finding the Fourth Proportional to 2,173,192.80, 3,259,789.20 and 2,005,231.20

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Solution

The fourth proportional to 2,173,192.80, 3,259,789.20 and 2,005,231.20 is: 3,007,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,192.80 : 3,259,789.20 = 2,005,231.20 : x
  2. Step 2: Convert to fraction form
    2,173,192.80/3,259,789.20 = 2,005,231.20/x
  3. Step 3: Cross multiply
    2,173,192.80x = 3,259,789.20 × 2,005,231.20
  4. Step 4: Simplify right side
    2,173,192.80x = 6,536,631,009,263.04
  5. Step 5: Solve for x
    x = 6,536,631,009,263.04/2,173,192.80
  6. Step 6: Final answer
    x = 3,007,846.80

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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.