Home / 1,225,591.43-1,691,249.07-674,296.74

Finding the Fourth Proportional to 1,225,591.43, 1,691,249.07 and 674,296.74

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Solution

The fourth proportional to 1,225,591.43, 1,691,249.07 and 674,296.74 is: 930,492.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,591.43 : 1,691,249.07 = 674,296.74 : x
  2. Step 2: Convert to fraction form
    1,225,591.43/1,691,249.07 = 674,296.74/x
  3. Step 3: Cross multiply
    1,225,591.43x = 1,691,249.07 × 674,296.74
  4. Step 4: Simplify right side
    1,225,591.43x = 1,140,403,734,429.03
  5. Step 5: Solve for x
    x = 1,140,403,734,429.03/1,225,591.43
  6. Step 6: Final answer
    x = 930,492.58

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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.