Home / 2,811,608.22-3,880,305.77-2,027,319.31

Finding the Fourth Proportional to 2,811,608.22, 3,880,305.77 and 2,027,319.31

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Solution

The fourth proportional to 2,811,608.22, 3,880,305.77 and 2,027,319.31 is: 2,797,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,608.22 : 3,880,305.77 = 2,027,319.31 : x
  2. Step 2: Convert to fraction form
    2,811,608.22/3,880,305.77 = 2,027,319.31/x
  3. Step 3: Cross multiply
    2,811,608.22x = 3,880,305.77 × 2,027,319.31
  4. Step 4: Simplify right side
    2,811,608.22x = 7,866,618,816,225.42
  5. Step 5: Solve for x
    x = 7,866,618,816,225.42/2,811,608.22
  6. Step 6: Final answer
    x = 2,797,907.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.