Home / 5,422,203.30-8,127,630.09-1,826,727.78

Finding the Fourth Proportional to 5,422,203.30, 8,127,630.09 and 1,826,727.78

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Solution

The fourth proportional to 5,422,203.30, 8,127,630.09 and 1,826,727.78 is: 2,738,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,203.30 : 8,127,630.09 = 1,826,727.78 : x
  2. Step 2: Convert to fraction form
    5,422,203.30/8,127,630.09 = 1,826,727.78/x
  3. Step 3: Cross multiply
    5,422,203.30x = 8,127,630.09 × 1,826,727.78
  4. Step 4: Simplify right side
    5,422,203.30x = 14,846,967,670,966.90
  5. Step 5: Solve for x
    x = 14,846,967,670,966.90/5,422,203.30
  6. Step 6: Final answer
    x = 2,738,179.82

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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.