Home / 2,720,155.11-4,080,085.01-826,748.93

Finding the Fourth Proportional to 2,720,155.11, 4,080,085.01 and 826,748.93

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Solution

The fourth proportional to 2,720,155.11, 4,080,085.01 and 826,748.93 is: 1,240,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,155.11 : 4,080,085.01 = 826,748.93 : x
  2. Step 2: Convert to fraction form
    2,720,155.11/4,080,085.01 = 826,748.93/x
  3. Step 3: Cross multiply
    2,720,155.11x = 4,080,085.01 × 826,748.93
  4. Step 4: Simplify right side
    2,720,155.11x = 3,373,205,904,092.99
  5. Step 5: Solve for x
    x = 3,373,205,904,092.99/2,720,155.11
  6. Step 6: Final answer
    x = 1,240,078.51

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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.