Home / 2,600,542.80-3,900,741.30-1,180,596.60

Finding the Fourth Proportional to 2,600,542.80, 3,900,741.30 and 1,180,596.60

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Solution

The fourth proportional to 2,600,542.80, 3,900,741.30 and 1,180,596.60 is: 1,770,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,542.80 : 3,900,741.30 = 1,180,596.60 : x
  2. Step 2: Convert to fraction form
    2,600,542.80/3,900,741.30 = 1,180,596.60/x
  3. Step 3: Cross multiply
    2,600,542.80x = 3,900,741.30 × 1,180,596.60
  4. Step 4: Simplify right side
    2,600,542.80x = 4,605,201,916,259.58
  5. Step 5: Solve for x
    x = 4,605,201,916,259.58/2,600,542.80
  6. Step 6: Final answer
    x = 1,770,861.80

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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.