Home / 2,027,163.36-2,797,510.32-1,121,829.60

Finding the Fourth Proportional to 2,027,163.36, 2,797,510.32 and 1,121,829.60

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Solution

The fourth proportional to 2,027,163.36, 2,797,510.32 and 1,121,829.60 is: 1,548,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,163.36 : 2,797,510.32 = 1,121,829.60 : x
  2. Step 2: Convert to fraction form
    2,027,163.36/2,797,510.32 = 1,121,829.60/x
  3. Step 3: Cross multiply
    2,027,163.36x = 2,797,510.32 × 1,121,829.60
  4. Step 4: Simplify right side
    2,027,163.36x = 3,138,329,883,281.47
  5. Step 5: Solve for x
    x = 3,138,329,883,281.47/2,027,163.36
  6. Step 6: Final answer
    x = 1,548,138.62

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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.