Home / 3,947,179.44-5,447,239.42-2,418,991.32

Finding the Fourth Proportional to 3,947,179.44, 5,447,239.42 and 2,418,991.32

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Solution

The fourth proportional to 3,947,179.44, 5,447,239.42 and 2,418,991.32 is: 3,338,288.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,179.44 : 5,447,239.42 = 2,418,991.32 : x
  2. Step 2: Convert to fraction form
    3,947,179.44/5,447,239.42 = 2,418,991.32/x
  3. Step 3: Cross multiply
    3,947,179.44x = 5,447,239.42 × 2,418,991.32
  4. Step 4: Simplify right side
    3,947,179.44x = 13,176,824,874,941.83
  5. Step 5: Solve for x
    x = 13,176,824,874,941.83/3,947,179.44
  6. Step 6: Final answer
    x = 3,338,288.79

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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.