Home / 3,458,863.53-5,191,443.72-1,840,990.59

Finding the Fourth Proportional to 3,458,863.53, 5,191,443.72 and 1,840,990.59

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Solution

The fourth proportional to 3,458,863.53, 5,191,443.72 and 1,840,990.59 is: 2,763,161.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,863.53 : 5,191,443.72 = 1,840,990.59 : x
  2. Step 2: Convert to fraction form
    3,458,863.53/5,191,443.72 = 1,840,990.59/x
  3. Step 3: Cross multiply
    3,458,863.53x = 5,191,443.72 × 1,840,990.59
  4. Step 4: Simplify right side
    3,458,863.53x = 9,557,399,037,034.60
  5. Step 5: Solve for x
    x = 9,557,399,037,034.60/3,458,863.53
  6. Step 6: Final answer
    x = 2,763,161.64

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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.