Home / 3,081,822.30-4,622,733.45-1,818,999.90

Finding the Fourth Proportional to 3,081,822.30, 4,622,733.45 and 1,818,999.90

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Solution

The fourth proportional to 3,081,822.30, 4,622,733.45 and 1,818,999.90 is: 2,728,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081,822.30 : 4,622,733.45 = 1,818,999.90 : x
  2. Step 2: Convert to fraction form
    3,081,822.30/4,622,733.45 = 1,818,999.90/x
  3. Step 3: Cross multiply
    3,081,822.30x = 4,622,733.45 × 1,818,999.90
  4. Step 4: Simplify right side
    3,081,822.30x = 8,408,751,683,276.66
  5. Step 5: Solve for x
    x = 8,408,751,683,276.66/3,081,822.30
  6. Step 6: Final answer
    x = 2,728,499.85

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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.