Home / 1,128,093-1,556,768.34-618,796.59

Finding the Fourth Proportional to 1,128,093, 1,556,768.34 and 618,796.59

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Solution

The fourth proportional to 1,128,093, 1,556,768.34 and 618,796.59 is: 853,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,093 : 1,556,768.34 = 618,796.59 : x
  2. Step 2: Convert to fraction form
    1,128,093/1,556,768.34 = 618,796.59/x
  3. Step 3: Cross multiply
    1,128,093x = 1,556,768.34 × 618,796.59
  4. Step 4: Simplify right side
    1,128,093x = 963,322,940,211.96
  5. Step 5: Solve for x
    x = 963,322,940,211.96/1,128,093
  6. Step 6: Final answer
    x = 853,939.29

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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.