Home / 2,922,105.86-4,032,313.27-1,681,515.71

Finding the Fourth Proportional to 2,922,105.86, 4,032,313.27 and 1,681,515.71

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Solution

The fourth proportional to 2,922,105.86, 4,032,313.27 and 1,681,515.71 is: 2,320,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,105.86 : 4,032,313.27 = 1,681,515.71 : x
  2. Step 2: Convert to fraction form
    2,922,105.86/4,032,313.27 = 1,681,515.71/x
  3. Step 3: Cross multiply
    2,922,105.86x = 4,032,313.27 × 1,681,515.71
  4. Step 4: Simplify right side
    2,922,105.86x = 6,780,398,102,738.89
  5. Step 5: Solve for x
    x = 6,780,398,102,738.89/2,922,105.86
  6. Step 6: Final answer
    x = 2,320,380.73

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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.