Home / 5,233,540.20-7,850,828.70-1,821,301.80

Finding the Fourth Proportional to 5,233,540.20, 7,850,828.70 and 1,821,301.80

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Solution

The fourth proportional to 5,233,540.20, 7,850,828.70 and 1,821,301.80 is: 2,732,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233,540.20 : 7,850,828.70 = 1,821,301.80 : x
  2. Step 2: Convert to fraction form
    5,233,540.20/7,850,828.70 = 1,821,301.80/x
  3. Step 3: Cross multiply
    5,233,540.20x = 7,850,828.70 × 1,821,301.80
  4. Step 4: Simplify right side
    5,233,540.20x = 14,298,728,442,801.66
  5. Step 5: Solve for x
    x = 14,298,728,442,801.66/5,233,540.20
  6. Step 6: Final answer
    x = 2,732,133.11

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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.