Home / 1,783,992.39-2,461,553.34-1,085,805.54

Finding the Fourth Proportional to 1,783,992.39, 2,461,553.34 and 1,085,805.54

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Solution

The fourth proportional to 1,783,992.39, 2,461,553.34 and 1,085,805.54 is: 1,498,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,992.39 : 2,461,553.34 = 1,085,805.54 : x
  2. Step 2: Convert to fraction form
    1,783,992.39/2,461,553.34 = 1,085,805.54/x
  3. Step 3: Cross multiply
    1,783,992.39x = 2,461,553.34 × 1,085,805.54
  4. Step 4: Simplify right side
    1,783,992.39x = 2,672,768,253,577.50
  5. Step 5: Solve for x
    x = 2,672,768,253,577.50/1,783,992.39
  6. Step 6: Final answer
    x = 1,498,194.87

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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.