Home / 2,760,236.36-4,140,519.93-866,977.80

Finding the Fourth Proportional to 2,760,236.36, 4,140,519.93 and 866,977.80

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Solution

The fourth proportional to 2,760,236.36, 4,140,519.93 and 866,977.80 is: 1,300,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,236.36 : 4,140,519.93 = 866,977.80 : x
  2. Step 2: Convert to fraction form
    2,760,236.36/4,140,519.93 = 866,977.80/x
  3. Step 3: Cross multiply
    2,760,236.36x = 4,140,519.93 × 866,977.80
  4. Step 4: Simplify right side
    2,760,236.36x = 3,589,738,859,767.55
  5. Step 5: Solve for x
    x = 3,589,738,859,767.55/2,760,236.36
  6. Step 6: Final answer
    x = 1,300,518.65

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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.