Home / 2,898,391.86-3,993,201.32-2,242,763.69

Finding the Fourth Proportional to 2,898,391.86, 3,993,201.32 and 2,242,763.69

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Solution

The fourth proportional to 2,898,391.86, 3,993,201.32 and 2,242,763.69 is: 3,089,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,391.86 : 3,993,201.32 = 2,242,763.69 : x
  2. Step 2: Convert to fraction form
    2,898,391.86/3,993,201.32 = 2,242,763.69/x
  3. Step 3: Cross multiply
    2,898,391.86x = 3,993,201.32 × 2,242,763.69
  4. Step 4: Simplify right side
    2,898,391.86x = 8,955,806,896,176.25
  5. Step 5: Solve for x
    x = 8,955,806,896,176.25/2,898,391.86
  6. Step 6: Final answer
    x = 3,089,922.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.