Home / 1,225,393.77-1,691,033.97-674,097.60

Finding the Fourth Proportional to 1,225,393.77, 1,691,033.97 and 674,097.60

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Solution

The fourth proportional to 1,225,393.77, 1,691,033.97 and 674,097.60 is: 930,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,393.77 : 1,691,033.97 = 674,097.60 : x
  2. Step 2: Convert to fraction form
    1,225,393.77/1,691,033.97 = 674,097.60/x
  3. Step 3: Cross multiply
    1,225,393.77x = 1,691,033.97 × 674,097.60
  4. Step 4: Simplify right side
    1,225,393.77x = 1,139,921,940,695.47
  5. Step 5: Solve for x
    x = 1,139,921,940,695.47/1,225,393.77
  6. Step 6: Final answer
    x = 930,249.50

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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.