Home / 2,121,850.92-3,181,613.22-841,161

Finding the Fourth Proportional to 2,121,850.92, 3,181,613.22 and 841,161

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Solution

The fourth proportional to 2,121,850.92, 3,181,613.22 and 841,161 is: 1,261,280.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,850.92 : 3,181,613.22 = 841,161 : x
  2. Step 2: Convert to fraction form
    2,121,850.92/3,181,613.22 = 841,161/x
  3. Step 3: Cross multiply
    2,121,850.92x = 3,181,613.22 × 841,161
  4. Step 4: Simplify right side
    2,121,850.92x = 2,676,248,957,748.42
  5. Step 5: Solve for x
    x = 2,676,248,957,748.42/2,121,850.92
  6. Step 6: Final answer
    x = 1,261,280.39

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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.