Home / 2,278,225.35-3,416,831.31-658,640.43

Finding the Fourth Proportional to 2,278,225.35, 3,416,831.31 and 658,640.43

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Solution

The fourth proportional to 2,278,225.35, 3,416,831.31 and 658,640.43 is: 987,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,225.35 : 3,416,831.31 = 658,640.43 : x
  2. Step 2: Convert to fraction form
    2,278,225.35/3,416,831.31 = 658,640.43/x
  3. Step 3: Cross multiply
    2,278,225.35x = 3,416,831.31 × 658,640.43
  4. Step 4: Simplify right side
    2,278,225.35x = 2,250,463,243,255.86
  5. Step 5: Solve for x
    x = 2,250,463,243,255.86/2,278,225.35
  6. Step 6: Final answer
    x = 987,814.15

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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.