Home / 1,200,738.06-1,657,511.49-814,083.06

Finding the Fourth Proportional to 1,200,738.06, 1,657,511.49 and 814,083.06

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Solution

The fourth proportional to 1,200,738.06, 1,657,511.49 and 814,083.06 is: 1,123,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,738.06 : 1,657,511.49 = 814,083.06 : x
  2. Step 2: Convert to fraction form
    1,200,738.06/1,657,511.49 = 814,083.06/x
  3. Step 3: Cross multiply
    1,200,738.06x = 1,657,511.49 × 814,083.06
  4. Step 4: Simplify right side
    1,200,738.06x = 1,349,352,025,764.36
  5. Step 5: Solve for x
    x = 1,349,352,025,764.36/1,200,738.06
  6. Step 6: Final answer
    x = 1,123,768.85

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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.