Home / 1,898,662.05-2,620,131.44-1,027,476.54

Finding the Fourth Proportional to 1,898,662.05, 2,620,131.44 and 1,027,476.54

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Solution

The fourth proportional to 1,898,662.05, 2,620,131.44 and 1,027,476.54 is: 1,417,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,662.05 : 2,620,131.44 = 1,027,476.54 : x
  2. Step 2: Convert to fraction form
    1,898,662.05/2,620,131.44 = 1,027,476.54/x
  3. Step 3: Cross multiply
    1,898,662.05x = 2,620,131.44 × 1,027,476.54
  4. Step 4: Simplify right side
    1,898,662.05x = 2,692,123,581,179.04
  5. Step 5: Solve for x
    x = 2,692,123,581,179.04/1,898,662.05
  6. Step 6: Final answer
    x = 1,417,905.61

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