Home / 1,192,136.33-1,645,191.39-682,937.12

Finding the Fourth Proportional to 1,192,136.33, 1,645,191.39 and 682,937.12

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Solution

The fourth proportional to 1,192,136.33, 1,645,191.39 and 682,937.12 is: 942,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,136.33 : 1,645,191.39 = 682,937.12 : x
  2. Step 2: Convert to fraction form
    1,192,136.33/1,645,191.39 = 682,937.12/x
  3. Step 3: Cross multiply
    1,192,136.33x = 1,645,191.39 × 682,937.12
  4. Step 4: Simplify right side
    1,192,136.33x = 1,123,562,261,509.44
  5. Step 5: Solve for x
    x = 1,123,562,261,509.44/1,192,136.33
  6. Step 6: Final answer
    x = 942,478.00

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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.