Home / 2,175,856.75-3,264,375.75-659,589.20

Finding the Fourth Proportional to 2,175,856.75, 3,264,375.75 and 659,589.20

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Solution

The fourth proportional to 2,175,856.75, 3,264,375.75 and 659,589.20 is: 989,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,856.75 : 3,264,375.75 = 659,589.20 : x
  2. Step 2: Convert to fraction form
    2,175,856.75/3,264,375.75 = 659,589.20/x
  3. Step 3: Cross multiply
    2,175,856.75x = 3,264,375.75 × 659,589.20
  4. Step 4: Simplify right side
    2,175,856.75x = 2,153,146,989,441.90
  5. Step 5: Solve for x
    x = 2,153,146,989,441.90/2,175,856.75
  6. Step 6: Final answer
    x = 989,562.84

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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.