Home / 4,800,404.21-7,200,613.62-1,960,516.37

Finding the Fourth Proportional to 4,800,404.21, 7,200,613.62 and 1,960,516.37

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Solution

The fourth proportional to 4,800,404.21, 7,200,613.62 and 1,960,516.37 is: 2,940,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,404.21 : 7,200,613.62 = 1,960,516.37 : x
  2. Step 2: Convert to fraction form
    4,800,404.21/7,200,613.62 = 1,960,516.37/x
  3. Step 3: Cross multiply
    4,800,404.21x = 7,200,613.62 × 1,960,516.37
  4. Step 4: Simplify right side
    4,800,404.21x = 14,116,920,830,249.31
  5. Step 5: Solve for x
    x = 14,116,920,830,249.31/4,800,404.21
  6. Step 6: Final answer
    x = 2,940,777.53

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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.