Home / 2,083,397.80-3,125,388.30-885,310.60

Finding the Fourth Proportional to 2,083,397.80, 3,125,388.30 and 885,310.60

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Solution

The fourth proportional to 2,083,397.80, 3,125,388.30 and 885,310.60 is: 1,328,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,397.80 : 3,125,388.30 = 885,310.60 : x
  2. Step 2: Convert to fraction form
    2,083,397.80/3,125,388.30 = 885,310.60/x
  3. Step 3: Cross multiply
    2,083,397.80x = 3,125,388.30 × 885,310.60
  4. Step 4: Simplify right side
    2,083,397.80x = 2,766,939,391,105.98
  5. Step 5: Solve for x
    x = 2,766,939,391,105.98/2,083,397.80
  6. Step 6: Final answer
    x = 1,328,089.81

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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.