Home / 1,256,006.75-1,733,236.80-712,179.41

Finding the Fourth Proportional to 1,256,006.75, 1,733,236.80 and 712,179.41

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Solution

The fourth proportional to 1,256,006.75, 1,733,236.80 and 712,179.41 is: 982,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,006.75 : 1,733,236.80 = 712,179.41 : x
  2. Step 2: Convert to fraction form
    1,256,006.75/1,733,236.80 = 712,179.41/x
  3. Step 3: Cross multiply
    1,256,006.75x = 1,733,236.80 × 712,179.41
  4. Step 4: Simplify right side
    1,256,006.75x = 1,234,375,561,614.29
  5. Step 5: Solve for x
    x = 1,234,375,561,614.29/1,256,006.75
  6. Step 6: Final answer
    x = 982,777.81

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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.