Home / 4,921,558.20-7,383,374.10-2,080,207.80

Finding the Fourth Proportional to 4,921,558.20, 7,383,374.10 and 2,080,207.80

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Solution

The fourth proportional to 4,921,558.20, 7,383,374.10 and 2,080,207.80 is: 3,120,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,558.20 : 7,383,374.10 = 2,080,207.80 : x
  2. Step 2: Convert to fraction form
    4,921,558.20/7,383,374.10 = 2,080,207.80/x
  3. Step 3: Cross multiply
    4,921,558.20x = 7,383,374.10 × 2,080,207.80
  4. Step 4: Simplify right side
    4,921,558.20x = 15,358,952,393,137.98
  5. Step 5: Solve for x
    x = 15,358,952,393,137.98/4,921,558.20
  6. Step 6: Final answer
    x = 3,120,749.93

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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.