Home / 5,987,876.31-8,981,684.75-1,669,811.31

Finding the Fourth Proportional to 5,987,876.31, 8,981,684.75 and 1,669,811.31

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Solution

The fourth proportional to 5,987,876.31, 8,981,684.75 and 1,669,811.31 is: 2,504,680.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987,876.31 : 8,981,684.75 = 1,669,811.31 : x
  2. Step 2: Convert to fraction form
    5,987,876.31/8,981,684.75 = 1,669,811.31/x
  3. Step 3: Cross multiply
    5,987,876.31x = 8,981,684.75 × 1,669,811.31
  4. Step 4: Simplify right side
    5,987,876.31x = 14,997,718,770,055.46
  5. Step 5: Solve for x
    x = 14,997,718,770,055.46/5,987,876.31
  6. Step 6: Final answer
    x = 2,504,680.79

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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.