Home / 2,600,530.80-3,900,723.30-1,180,584.60

Finding the Fourth Proportional to 2,600,530.80, 3,900,723.30 and 1,180,584.60

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Solution

The fourth proportional to 2,600,530.80, 3,900,723.30 and 1,180,584.60 is: 1,770,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,530.80 : 3,900,723.30 = 1,180,584.60 : x
  2. Step 2: Convert to fraction form
    2,600,530.80/3,900,723.30 = 1,180,584.60/x
  3. Step 3: Cross multiply
    2,600,530.80x = 3,900,723.30 × 1,180,584.60
  4. Step 4: Simplify right side
    2,600,530.80x = 4,605,133,856,841.18
  5. Step 5: Solve for x
    x = 4,605,133,856,841.18/2,600,530.80
  6. Step 6: Final answer
    x = 1,770,843.80

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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.