Home / 986,556.38-1,361,452.38-533,847.38

Finding the Fourth Proportional to 986,556.38, 1,361,452.38 and 533,847.38

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Solution

The fourth proportional to 986,556.38, 1,361,452.38 and 533,847.38 is: 736,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,556.38 : 1,361,452.38 = 533,847.38 : x
  2. Step 2: Convert to fraction form
    986,556.38/1,361,452.38 = 533,847.38/x
  3. Step 3: Cross multiply
    986,556.38x = 1,361,452.38 × 533,847.38
  4. Step 4: Simplify right side
    986,556.38x = 726,807,790,237.28
  5. Step 5: Solve for x
    x = 726,807,790,237.28/986,556.38
  6. Step 6: Final answer
    x = 736,711.86

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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.