Home / 1,132,912.43-1,563,458.70-616,708.80

Finding the Fourth Proportional to 1,132,912.43, 1,563,458.70 and 616,708.80

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Solution

The fourth proportional to 1,132,912.43, 1,563,458.70 and 616,708.80 is: 851,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,912.43 : 1,563,458.70 = 616,708.80 : x
  2. Step 2: Convert to fraction form
    1,132,912.43/1,563,458.70 = 616,708.80/x
  3. Step 3: Cross multiply
    1,132,912.43x = 1,563,458.70 × 616,708.80
  4. Step 4: Simplify right side
    1,132,912.43x = 964,198,738,726.56
  5. Step 5: Solve for x
    x = 964,198,738,726.56/1,132,912.43
  6. Step 6: Final answer
    x = 851,079.68

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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.