Home / 3,349,621.88-4,621,435.43-1,899,203.48

Finding the Fourth Proportional to 3,349,621.88, 4,621,435.43 and 1,899,203.48

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Solution

The fourth proportional to 3,349,621.88, 4,621,435.43 and 1,899,203.48 is: 2,620,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,621.88 : 4,621,435.43 = 1,899,203.48 : x
  2. Step 2: Convert to fraction form
    3,349,621.88/4,621,435.43 = 1,899,203.48/x
  3. Step 3: Cross multiply
    3,349,621.88x = 4,621,435.43 × 1,899,203.48
  4. Step 4: Simplify right side
    3,349,621.88x = 8,777,046,251,251.30
  5. Step 5: Solve for x
    x = 8,777,046,251,251.30/3,349,621.88
  6. Step 6: Final answer
    x = 2,620,309.56

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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.