Home / 3,943,161.88-5,439,494.73-3,425,753.22

Finding the Fourth Proportional to 3,943,161.88, 5,439,494.73 and 3,425,753.22

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Solution

The fourth proportional to 3,943,161.88, 5,439,494.73 and 3,425,753.22 is: 4,725,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,161.88 : 5,439,494.73 = 3,425,753.22 : x
  2. Step 2: Convert to fraction form
    3,943,161.88/5,439,494.73 = 3,425,753.22/x
  3. Step 3: Cross multiply
    3,943,161.88x = 5,439,494.73 × 3,425,753.22
  4. Step 4: Simplify right side
    3,943,161.88x = 18,634,366,586,470.54
  5. Step 5: Solve for x
    x = 18,634,366,586,470.54/3,943,161.88
  6. Step 6: Final answer
    x = 4,725,742.22

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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.