Home / 4,800,149.39-7,200,231.06-1,960,261.55

Finding the Fourth Proportional to 4,800,149.39, 7,200,231.06 and 1,960,261.55

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Solution

The fourth proportional to 4,800,149.39, 7,200,231.06 and 1,960,261.55 is: 2,940,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,800,149.39 : 7,200,231.06 = 1,960,261.55 : x
  2. Step 2: Convert to fraction form
    4,800,149.39/7,200,231.06 = 1,960,261.55/x
  3. Step 3: Cross multiply
    4,800,149.39x = 7,200,231.06 × 1,960,261.55
  4. Step 4: Simplify right side
    4,800,149.39x = 14,114,336,062,032.59
  5. Step 5: Solve for x
    x = 14,114,336,062,032.59/4,800,149.39
  6. Step 6: Final answer
    x = 2,940,395.17

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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.