Home / 3,972,842.20-5,961,725.70-2,080,941.40

Finding the Fourth Proportional to 3,972,842.20, 5,961,725.70 and 2,080,941.40

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Solution

The fourth proportional to 3,972,842.20, 5,961,725.70 and 2,080,941.40 is: 3,122,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,842.20 : 5,961,725.70 = 2,080,941.40 : x
  2. Step 2: Convert to fraction form
    3,972,842.20/5,961,725.70 = 2,080,941.40/x
  3. Step 3: Cross multiply
    3,972,842.20x = 5,961,725.70 × 2,080,941.40
  4. Step 4: Simplify right side
    3,972,842.20x = 12,406,001,824,573.98
  5. Step 5: Solve for x
    x = 12,406,001,824,573.98/3,972,842.20
  6. Step 6: Final answer
    x = 3,122,701.88

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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.