Home / 4,857,884.97-7,289,349.33-1,981,362.15

Finding the Fourth Proportional to 4,857,884.97, 7,289,349.33 and 1,981,362.15

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Solution

The fourth proportional to 4,857,884.97, 7,289,349.33 and 1,981,362.15 is: 2,973,071.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,884.97 : 7,289,349.33 = 1,981,362.15 : x
  2. Step 2: Convert to fraction form
    4,857,884.97/7,289,349.33 = 1,981,362.15/x
  3. Step 3: Cross multiply
    4,857,884.97x = 7,289,349.33 × 1,981,362.15
  4. Step 4: Simplify right side
    4,857,884.97x = 14,442,840,860,589.86
  5. Step 5: Solve for x
    x = 14,442,840,860,589.86/4,857,884.97
  6. Step 6: Final answer
    x = 2,973,071.81

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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.