Home / 5,456,766.21-8,185,896.30-1,861,567.83

Finding the Fourth Proportional to 5,456,766.21, 8,185,896.30 and 1,861,567.83

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Solution

The fourth proportional to 5,456,766.21, 8,185,896.30 and 1,861,567.83 is: 2,792,606.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,766.21 : 8,185,896.30 = 1,861,567.83 : x
  2. Step 2: Convert to fraction form
    5,456,766.21/8,185,896.30 = 1,861,567.83/x
  3. Step 3: Cross multiply
    5,456,766.21x = 8,185,896.30 × 1,861,567.83
  4. Step 4: Simplify right side
    5,456,766.21x = 15,238,601,211,796.03
  5. Step 5: Solve for x
    x = 15,238,601,211,796.03/5,456,766.21
  6. Step 6: Final answer
    x = 2,792,606.58

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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.