Home / 3,621,942.30-4,997,190.41-2,171,108.37

Finding the Fourth Proportional to 3,621,942.30, 4,997,190.41 and 2,171,108.37

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Solution

The fourth proportional to 3,621,942.30, 4,997,190.41 and 2,171,108.37 is: 2,995,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,942.30 : 4,997,190.41 = 2,171,108.37 : x
  2. Step 2: Convert to fraction form
    3,621,942.30/4,997,190.41 = 2,171,108.37/x
  3. Step 3: Cross multiply
    3,621,942.30x = 4,997,190.41 × 2,171,108.37
  4. Step 4: Simplify right side
    3,621,942.30x = 10,849,441,941,660.31
  5. Step 5: Solve for x
    x = 10,849,441,941,660.31/3,621,942.30
  6. Step 6: Final answer
    x = 2,995,476.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.