Home / 3,339,418.40-5,009,335.38-1,209,520.97

Finding the Fourth Proportional to 3,339,418.40, 5,009,335.38 and 1,209,520.97

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Solution

The fourth proportional to 3,339,418.40, 5,009,335.38 and 1,209,520.97 is: 1,814,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,418.40 : 5,009,335.38 = 1,209,520.97 : x
  2. Step 2: Convert to fraction form
    3,339,418.40/5,009,335.38 = 1,209,520.97/x
  3. Step 3: Cross multiply
    3,339,418.40x = 5,009,335.38 × 1,209,520.97
  4. Step 4: Simplify right side
    3,339,418.40x = 6,058,896,187,872.92
  5. Step 5: Solve for x
    x = 6,058,896,187,872.92/3,339,418.40
  6. Step 6: Final answer
    x = 1,814,356.71

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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.