Home / 1,839,214.40-2,758,789.40-827,620.38

Finding the Fourth Proportional to 1,839,214.40, 2,758,789.40 and 827,620.38

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Solution

The fourth proportional to 1,839,214.40, 2,758,789.40 and 827,620.38 is: 1,241,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,214.40 : 2,758,789.40 = 827,620.38 : x
  2. Step 2: Convert to fraction form
    1,839,214.40/2,758,789.40 = 827,620.38/x
  3. Step 3: Cross multiply
    1,839,214.40x = 2,758,789.40 × 827,620.38
  4. Step 4: Simplify right side
    1,839,214.40x = 2,283,230,327,429.87
  5. Step 5: Solve for x
    x = 2,283,230,327,429.87/1,839,214.40
  6. Step 6: Final answer
    x = 1,241,416.08

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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.