Home / 2,720,207.70-4,080,163.98-826,801.51

Finding the Fourth Proportional to 2,720,207.70, 4,080,163.98 and 826,801.51

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Solution

The fourth proportional to 2,720,207.70, 4,080,163.98 and 826,801.51 is: 1,240,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,207.70 : 4,080,163.98 = 826,801.51 : x
  2. Step 2: Convert to fraction form
    2,720,207.70/4,080,163.98 = 826,801.51/x
  3. Step 3: Cross multiply
    2,720,207.70x = 4,080,163.98 × 826,801.51
  4. Step 4: Simplify right side
    2,720,207.70x = 3,373,485,739,711.61
  5. Step 5: Solve for x
    x = 3,373,485,739,711.61/2,720,207.70
  6. Step 6: Final answer
    x = 1,240,157.41

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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.