Home / 2,720,156.11-4,080,086.51-826,749.93

Finding the Fourth Proportional to 2,720,156.11, 4,080,086.51 and 826,749.93

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Solution

The fourth proportional to 2,720,156.11, 4,080,086.51 and 826,749.93 is: 1,240,080.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,156.11 : 4,080,086.51 = 826,749.93 : x
  2. Step 2: Convert to fraction form
    2,720,156.11/4,080,086.51 = 826,749.93/x
  3. Step 3: Cross multiply
    2,720,156.11x = 4,080,086.51 × 826,749.93
  4. Step 4: Simplify right side
    2,720,156.11x = 3,373,211,236,536.44
  5. Step 5: Solve for x
    x = 3,373,211,236,536.44/2,720,156.11
  6. Step 6: Final answer
    x = 1,240,080.02

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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.