Home / 1,679,405.15-2,518,469.32-541,996.85

Finding the Fourth Proportional to 1,679,405.15, 2,518,469.32 and 541,996.85

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Solution

The fourth proportional to 1,679,405.15, 2,518,469.32 and 541,996.85 is: 812,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,405.15 : 2,518,469.32 = 541,996.85 : x
  2. Step 2: Convert to fraction form
    1,679,405.15/2,518,469.32 = 541,996.85/x
  3. Step 3: Cross multiply
    1,679,405.15x = 2,518,469.32 × 541,996.85
  4. Step 4: Simplify right side
    1,679,405.15x = 1,365,002,438,261.64
  5. Step 5: Solve for x
    x = 1,365,002,438,261.64/1,679,405.15
  6. Step 6: Final answer
    x = 812,789.24

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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.