Home / 1,811,997.30-2,500,557.87-996,214.86

Finding the Fourth Proportional to 1,811,997.30, 2,500,557.87 and 996,214.86

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Solution

The fourth proportional to 1,811,997.30, 2,500,557.87 and 996,214.86 is: 1,374,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,997.30 : 2,500,557.87 = 996,214.86 : x
  2. Step 2: Convert to fraction form
    1,811,997.30/2,500,557.87 = 996,214.86/x
  3. Step 3: Cross multiply
    1,811,997.30x = 2,500,557.87 × 996,214.86
  4. Step 4: Simplify right side
    1,811,997.30x = 2,491,092,908,383.95
  5. Step 5: Solve for x
    x = 2,491,092,908,383.95/1,811,997.30
  6. Step 6: Final answer
    x = 1,374,777.38

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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.