Home / 3,117,877.35-4,679,334.92-1,322,021.85

Finding the Fourth Proportional to 3,117,877.35, 4,679,334.92 and 1,322,021.85

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Solution

The fourth proportional to 3,117,877.35, 4,679,334.92 and 1,322,021.85 is: 1,984,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,877.35 : 4,679,334.92 = 1,322,021.85 : x
  2. Step 2: Convert to fraction form
    3,117,877.35/4,679,334.92 = 1,322,021.85/x
  3. Step 3: Cross multiply
    3,117,877.35x = 4,679,334.92 × 1,322,021.85
  4. Step 4: Simplify right side
    3,117,877.35x = 6,186,183,007,708.00
  5. Step 5: Solve for x
    x = 6,186,183,007,708.00/3,117,877.35
  6. Step 6: Final answer
    x = 1,984,100.82

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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.