Home / 2,215,212.70-3,322,819.05-532,316.20

Finding the Fourth Proportional to 2,215,212.70, 3,322,819.05 and 532,316.20

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Solution

The fourth proportional to 2,215,212.70, 3,322,819.05 and 532,316.20 is: 798,474.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,212.70 : 3,322,819.05 = 532,316.20 : x
  2. Step 2: Convert to fraction form
    2,215,212.70/3,322,819.05 = 532,316.20/x
  3. Step 3: Cross multiply
    2,215,212.70x = 3,322,819.05 × 532,316.20
  4. Step 4: Simplify right side
    2,215,212.70x = 1,768,790,409,983.61
  5. Step 5: Solve for x
    x = 1,768,790,409,983.61/2,215,212.70
  6. Step 6: Final answer
    x = 798,474.30

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Double scale
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Similar ratio
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1.5x scale

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.