Home / 2,568,806.82-3,545,070.12-1,422,887.04

Finding the Fourth Proportional to 2,568,806.82, 3,545,070.12 and 1,422,887.04

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Solution

The fourth proportional to 2,568,806.82, 3,545,070.12 and 1,422,887.04 is: 1,963,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,806.82 : 3,545,070.12 = 1,422,887.04 : x
  2. Step 2: Convert to fraction form
    2,568,806.82/3,545,070.12 = 1,422,887.04/x
  3. Step 3: Cross multiply
    2,568,806.82x = 3,545,070.12 × 1,422,887.04
  4. Step 4: Simplify right side
    2,568,806.82x = 5,044,234,329,639.25
  5. Step 5: Solve for x
    x = 5,044,234,329,639.25/2,568,806.82
  6. Step 6: Final answer
    x = 1,963,648.76

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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.