Home / 2,170,826.86-2,995,841.07-1,203,899.56

Finding the Fourth Proportional to 2,170,826.86, 2,995,841.07 and 1,203,899.56

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Solution

The fourth proportional to 2,170,826.86, 2,995,841.07 and 1,203,899.56 is: 1,661,436.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,826.86 : 2,995,841.07 = 1,203,899.56 : x
  2. Step 2: Convert to fraction form
    2,170,826.86/2,995,841.07 = 1,203,899.56/x
  3. Step 3: Cross multiply
    2,170,826.86x = 2,995,841.07 × 1,203,899.56
  4. Step 4: Simplify right side
    2,170,826.86x = 3,606,691,746,002.93
  5. Step 5: Solve for x
    x = 3,606,691,746,002.93/2,170,826.86
  6. Step 6: Final answer
    x = 1,661,436.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.