Home / 3,783,927.96-5,672,516.07-1,387,212.89

Finding the Fourth Proportional to 3,783,927.96, 5,672,516.07 and 1,387,212.89

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Solution

The fourth proportional to 3,783,927.96, 5,672,516.07 and 1,387,212.89 is: 2,079,581.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,927.96 : 5,672,516.07 = 1,387,212.89 : x
  2. Step 2: Convert to fraction form
    3,783,927.96/5,672,516.07 = 1,387,212.89/x
  3. Step 3: Cross multiply
    3,783,927.96x = 5,672,516.07 × 1,387,212.89
  4. Step 4: Simplify right side
    3,783,927.96x = 7,868,987,398,743.45
  5. Step 5: Solve for x
    x = 7,868,987,398,743.45/3,783,927.96
  6. Step 6: Final answer
    x = 2,079,581.71

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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.