Home / 3,972,478.88-5,483,878.80-2,542,524.32

Finding the Fourth Proportional to 3,972,478.88, 5,483,878.80 and 2,542,524.32

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Solution

The fourth proportional to 3,972,478.88, 5,483,878.80 and 2,542,524.32 is: 3,509,872.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,478.88 : 5,483,878.80 = 2,542,524.32 : x
  2. Step 2: Convert to fraction form
    3,972,478.88/5,483,878.80 = 2,542,524.32/x
  3. Step 3: Cross multiply
    3,972,478.88x = 5,483,878.80 × 2,542,524.32
  4. Step 4: Simplify right side
    3,972,478.88x = 13,942,895,216,932.41
  5. Step 5: Solve for x
    x = 13,942,895,216,932.41/3,972,478.88
  6. Step 6: Final answer
    x = 3,509,872.71

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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.