Home / 1,788,544.85-2,682,818.77-440,707.61

Finding the Fourth Proportional to 1,788,544.85, 2,682,818.77 and 440,707.61

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Solution

The fourth proportional to 1,788,544.85, 2,682,818.77 and 440,707.61 is: 661,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,544.85 : 2,682,818.77 = 440,707.61 : x
  2. Step 2: Convert to fraction form
    1,788,544.85/2,682,818.77 = 440,707.61/x
  3. Step 3: Cross multiply
    1,788,544.85x = 2,682,818.77 × 440,707.61
  4. Step 4: Simplify right side
    1,788,544.85x = 1,182,338,647,076.02
  5. Step 5: Solve for x
    x = 1,182,338,647,076.02/1,788,544.85
  6. Step 6: Final answer
    x = 661,061.78

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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.