Home / 3,851,074.56-5,314,538.88-2,218,581.12

Finding the Fourth Proportional to 3,851,074.56, 5,314,538.88 and 2,218,581.12

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Solution

The fourth proportional to 3,851,074.56, 5,314,538.88 and 2,218,581.12 is: 3,061,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,074.56 : 5,314,538.88 = 2,218,581.12 : x
  2. Step 2: Convert to fraction form
    3,851,074.56/5,314,538.88 = 2,218,581.12/x
  3. Step 3: Cross multiply
    3,851,074.56x = 5,314,538.88 × 2,218,581.12
  4. Step 4: Simplify right side
    3,851,074.56x = 11,790,735,620,673.95
  5. Step 5: Solve for x
    x = 11,790,735,620,673.95/3,851,074.56
  6. Step 6: Final answer
    x = 3,061,674.20

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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.