Home / 3,948,915.94-5,918,896.02-1,814,589.83

Finding the Fourth Proportional to 3,948,915.94, 5,918,896.02 and 1,814,589.83

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Solution

The fourth proportional to 3,948,915.94, 5,918,896.02 and 1,814,589.83 is: 2,719,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,915.94 : 5,918,896.02 = 1,814,589.83 : x
  2. Step 2: Convert to fraction form
    3,948,915.94/5,918,896.02 = 1,814,589.83/x
  3. Step 3: Cross multiply
    3,948,915.94x = 5,918,896.02 × 1,814,589.83
  4. Step 4: Simplify right side
    3,948,915.94x = 10,740,368,544,321.43
  5. Step 5: Solve for x
    x = 10,740,368,544,321.43/3,948,915.94
  6. Step 6: Final answer
    x = 2,719,827.09

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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.