Home / 1,256,712.27-1,734,211.13-683,754.72

Finding the Fourth Proportional to 1,256,712.27, 1,734,211.13 and 683,754.72

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Solution

The fourth proportional to 1,256,712.27, 1,734,211.13 and 683,754.72 is: 943,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,712.27 : 1,734,211.13 = 683,754.72 : x
  2. Step 2: Convert to fraction form
    1,256,712.27/1,734,211.13 = 683,754.72/x
  3. Step 3: Cross multiply
    1,256,712.27x = 1,734,211.13 × 683,754.72
  4. Step 4: Simplify right side
    1,256,712.27x = 1,185,775,042,195.26
  5. Step 5: Solve for x
    x = 1,185,775,042,195.26/1,256,712.27
  6. Step 6: Final answer
    x = 943,553.33

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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.