Home / 2,821,639.56-3,893,891.13-1,532,505.12

Finding the Fourth Proportional to 2,821,639.56, 3,893,891.13 and 1,532,505.12

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Solution

The fourth proportional to 2,821,639.56, 3,893,891.13 and 1,532,505.12 is: 2,114,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,639.56 : 3,893,891.13 = 1,532,505.12 : x
  2. Step 2: Convert to fraction form
    2,821,639.56/3,893,891.13 = 1,532,505.12/x
  3. Step 3: Cross multiply
    2,821,639.56x = 3,893,891.13 × 1,532,505.12
  4. Step 4: Simplify right side
    2,821,639.56x = 5,967,408,093,447.59
  5. Step 5: Solve for x
    x = 5,967,408,093,447.59/2,821,639.56
  6. Step 6: Final answer
    x = 2,114,872.56

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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.