Home / 2,219,704.80-3,329,557.20-2,132,613.60

Finding the Fourth Proportional to 2,219,704.80, 3,329,557.20 and 2,132,613.60

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Solution

The fourth proportional to 2,219,704.80, 3,329,557.20 and 2,132,613.60 is: 3,198,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,704.80 : 3,329,557.20 = 2,132,613.60 : x
  2. Step 2: Convert to fraction form
    2,219,704.80/3,329,557.20 = 2,132,613.60/x
  3. Step 3: Cross multiply
    2,219,704.80x = 3,329,557.20 × 2,132,613.60
  4. Step 4: Simplify right side
    2,219,704.80x = 7,100,658,966,697.92
  5. Step 5: Solve for x
    x = 7,100,658,966,697.92/2,219,704.80
  6. Step 6: Final answer
    x = 3,198,920.40

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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.