Home / 5,391,679.10-8,084,566.20-2,193,191.60

Finding the Fourth Proportional to 5,391,679.10, 8,084,566.20 and 2,193,191.60

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Solution

The fourth proportional to 5,391,679.10, 8,084,566.20 and 2,193,191.60 is: 3,288,586.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,679.10 : 8,084,566.20 = 2,193,191.60 : x
  2. Step 2: Convert to fraction form
    5,391,679.10/8,084,566.20 = 2,193,191.60/x
  3. Step 3: Cross multiply
    5,391,679.10x = 8,084,566.20 × 2,193,191.60
  4. Step 4: Simplify right side
    5,391,679.10x = 17,731,002,679,483.92
  5. Step 5: Solve for x
    x = 17,731,002,679,483.92/5,391,679.10
  6. Step 6: Final answer
    x = 3,288,586.42

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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.