Home / 5,585,718.37-8,379,233.75-1,991,996.23

Finding the Fourth Proportional to 5,585,718.37, 8,379,233.75 and 1,991,996.23

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Solution

The fourth proportional to 5,585,718.37, 8,379,233.75 and 1,991,996.23 is: 2,988,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585,718.37 : 8,379,233.75 = 1,991,996.23 : x
  2. Step 2: Convert to fraction form
    5,585,718.37/8,379,233.75 = 1,991,996.23/x
  3. Step 3: Cross multiply
    5,585,718.37x = 8,379,233.75 × 1,991,996.23
  4. Step 4: Simplify right side
    5,585,718.37x = 16,691,402,040,288.76
  5. Step 5: Solve for x
    x = 16,691,402,040,288.76/5,585,718.37
  6. Step 6: Final answer
    x = 2,988,228.36

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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.