Home / 1,188,790.54-1,783,885.65-441,361.42

Finding the Fourth Proportional to 1,188,790.54, 1,783,885.65 and 441,361.42

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Solution

The fourth proportional to 1,188,790.54, 1,783,885.65 and 441,361.42 is: 662,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,790.54 : 1,783,885.65 = 441,361.42 : x
  2. Step 2: Convert to fraction form
    1,188,790.54/1,783,885.65 = 441,361.42/x
  3. Step 3: Cross multiply
    1,188,790.54x = 1,783,885.65 × 441,361.42
  4. Step 4: Simplify right side
    1,188,790.54x = 787,338,303,601.62
  5. Step 5: Solve for x
    x = 787,338,303,601.62/1,188,790.54
  6. Step 6: Final answer
    x = 662,301.96

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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.