Home / 3,972,832.20-5,961,710.70-2,080,931.40

Finding the Fourth Proportional to 3,972,832.20, 5,961,710.70 and 2,080,931.40

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Solution

The fourth proportional to 3,972,832.20, 5,961,710.70 and 2,080,931.40 is: 3,122,686.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,832.20 : 5,961,710.70 = 2,080,931.40 : x
  2. Step 2: Convert to fraction form
    3,972,832.20/5,961,710.70 = 2,080,931.40/x
  3. Step 3: Cross multiply
    3,972,832.20x = 5,961,710.70 × 2,080,931.40
  4. Step 4: Simplify right side
    3,972,832.20x = 12,405,910,993,345.98
  5. Step 5: Solve for x
    x = 12,405,910,993,345.98/3,972,832.20
  6. Step 6: Final answer
    x = 3,122,686.88

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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.