Home / 1,788,546.85-2,682,821.77-440,709.61

Finding the Fourth Proportional to 1,788,546.85, 2,682,821.77 and 440,709.61

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Solution

The fourth proportional to 1,788,546.85, 2,682,821.77 and 440,709.61 is: 661,064.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,546.85 : 2,682,821.77 = 440,709.61 : x
  2. Step 2: Convert to fraction form
    1,788,546.85/2,682,821.77 = 440,709.61/x
  3. Step 3: Cross multiply
    1,788,546.85x = 2,682,821.77 × 440,709.61
  4. Step 4: Simplify right side
    1,788,546.85x = 1,182,345,335,956.21
  5. Step 5: Solve for x
    x = 1,182,345,335,956.21/1,788,546.85
  6. Step 6: Final answer
    x = 661,064.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.