Home / 1,436,327.55-1,981,503.72-945,664.11

Finding the Fourth Proportional to 1,436,327.55, 1,981,503.72 and 945,664.11

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Solution

The fourth proportional to 1,436,327.55, 1,981,503.72 and 945,664.11 is: 1,304,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,327.55 : 1,981,503.72 = 945,664.11 : x
  2. Step 2: Convert to fraction form
    1,436,327.55/1,981,503.72 = 945,664.11/x
  3. Step 3: Cross multiply
    1,436,327.55x = 1,981,503.72 × 945,664.11
  4. Step 4: Simplify right side
    1,436,327.55x = 1,873,836,951,835.49
  5. Step 5: Solve for x
    x = 1,873,836,951,835.49/1,436,327.55
  6. Step 6: Final answer
    x = 1,304,602.81

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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.