Home / 1,093,740.37-1,509,136.38-628,504.38

Finding the Fourth Proportional to 1,093,740.37, 1,509,136.38 and 628,504.38

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Solution

The fourth proportional to 1,093,740.37, 1,509,136.38 and 628,504.38 is: 867,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,740.37 : 1,509,136.38 = 628,504.38 : x
  2. Step 2: Convert to fraction form
    1,093,740.37/1,509,136.38 = 628,504.38/x
  3. Step 3: Cross multiply
    1,093,740.37x = 1,509,136.38 × 628,504.38
  4. Step 4: Simplify right side
    1,093,740.37x = 948,498,824,847.34
  5. Step 5: Solve for x
    x = 948,498,824,847.34/1,093,740.37
  6. Step 6: Final answer
    x = 867,206.56

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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.