Home / 1,192,871.82-1,790,428.77-624,660.75

Finding the Fourth Proportional to 1,192,871.82, 1,790,428.77 and 624,660.75

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Solution

The fourth proportional to 1,192,871.82, 1,790,428.77 and 624,660.75 is: 937,578.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,871.82 : 1,790,428.77 = 624,660.75 : x
  2. Step 2: Convert to fraction form
    1,192,871.82/1,790,428.77 = 624,660.75/x
  3. Step 3: Cross multiply
    1,192,871.82x = 1,790,428.77 × 624,660.75
  4. Step 4: Simplify right side
    1,192,871.82x = 1,118,410,578,289.78
  5. Step 5: Solve for x
    x = 1,118,410,578,289.78/1,192,871.82
  6. Step 6: Final answer
    x = 937,578.17

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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.