Home / 1,192,856.82-1,790,406.23-624,645.69

Finding the Fourth Proportional to 1,192,856.82, 1,790,406.23 and 624,645.69

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Solution

The fourth proportional to 1,192,856.82, 1,790,406.23 and 624,645.69 is: 937,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,856.82 : 1,790,406.23 = 624,645.69 : x
  2. Step 2: Convert to fraction form
    1,192,856.82/1,790,406.23 = 624,645.69/x
  3. Step 3: Cross multiply
    1,192,856.82x = 1,790,406.23 × 624,645.69
  4. Step 4: Simplify right side
    1,192,856.82x = 1,118,369,531,795.42
  5. Step 5: Solve for x
    x = 1,118,369,531,795.42/1,192,856.82
  6. Step 6: Final answer
    x = 937,555.55

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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.