Home / 2,578,180.39-3,867,255.21-659,088.55

Finding the Fourth Proportional to 2,578,180.39, 3,867,255.21 and 659,088.55

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Solution

The fourth proportional to 2,578,180.39, 3,867,255.21 and 659,088.55 is: 988,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,180.39 : 3,867,255.21 = 659,088.55 : x
  2. Step 2: Convert to fraction form
    2,578,180.39/3,867,255.21 = 659,088.55/x
  3. Step 3: Cross multiply
    2,578,180.39x = 3,867,255.21 × 659,088.55
  4. Step 4: Simplify right side
    2,578,180.39x = 2,548,863,628,838.85
  5. Step 5: Solve for x
    x = 2,548,863,628,838.85/2,578,180.39
  6. Step 6: Final answer
    x = 988,628.89

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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.