Home / 2,215,211.70-3,322,817.55-532,315.20

Finding the Fourth Proportional to 2,215,211.70, 3,322,817.55 and 532,315.20

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Solution

The fourth proportional to 2,215,211.70, 3,322,817.55 and 532,315.20 is: 798,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,211.70 : 3,322,817.55 = 532,315.20 : x
  2. Step 2: Convert to fraction form
    2,215,211.70/3,322,817.55 = 532,315.20/x
  3. Step 3: Cross multiply
    2,215,211.70x = 3,322,817.55 × 532,315.20
  4. Step 4: Simplify right side
    2,215,211.70x = 1,768,786,288,691.76
  5. Step 5: Solve for x
    x = 1,768,786,288,691.76/2,215,211.70
  6. Step 6: Final answer
    x = 798,472.80

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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.