Home / 2,948,534.26-4,422,803.21-818,618.60

Finding the Fourth Proportional to 2,948,534.26, 4,422,803.21 and 818,618.60

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Solution

The fourth proportional to 2,948,534.26, 4,422,803.21 and 818,618.60 is: 1,227,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,534.26 : 4,422,803.21 = 818,618.60 : x
  2. Step 2: Convert to fraction form
    2,948,534.26/4,422,803.21 = 818,618.60/x
  3. Step 3: Cross multiply
    2,948,534.26x = 4,422,803.21 × 818,618.60
  4. Step 4: Simplify right side
    2,948,534.26x = 3,620,588,981,879.44
  5. Step 5: Solve for x
    x = 3,620,588,981,879.44/2,948,534.26
  6. Step 6: Final answer
    x = 1,227,928.41

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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.