Home / 1,431,542.33-2,147,257.44-484,913.04

Finding the Fourth Proportional to 1,431,542.33, 2,147,257.44 and 484,913.04

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Solution

The fourth proportional to 1,431,542.33, 2,147,257.44 and 484,913.04 is: 727,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,542.33 : 2,147,257.44 = 484,913.04 : x
  2. Step 2: Convert to fraction form
    1,431,542.33/2,147,257.44 = 484,913.04/x
  3. Step 3: Cross multiply
    1,431,542.33x = 2,147,257.44 × 484,913.04
  4. Step 4: Simplify right side
    1,431,542.33x = 1,041,233,132,893.02
  5. Step 5: Solve for x
    x = 1,041,233,132,893.02/1,431,542.33
  6. Step 6: Final answer
    x = 727,350.57

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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.