Home / 2,760,908.80-4,138,900.80-1,077,620.80

Finding the Fourth Proportional to 2,760,908.80, 4,138,900.80 and 1,077,620.80

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Solution

The fourth proportional to 2,760,908.80, 4,138,900.80 and 1,077,620.80 is: 1,615,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,908.80 : 4,138,900.80 = 1,077,620.80 : x
  2. Step 2: Convert to fraction form
    2,760,908.80/4,138,900.80 = 1,077,620.80/x
  3. Step 3: Cross multiply
    2,760,908.80x = 4,138,900.80 × 1,077,620.80
  4. Step 4: Simplify right side
    2,760,908.80x = 4,460,165,591,216.64
  5. Step 5: Solve for x
    x = 4,460,165,591,216.64/2,760,908.80
  6. Step 6: Final answer
    x = 1,615,470.09

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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.