Home / 2,056,712.22-2,838,227.31-1,138,923.18

Finding the Fourth Proportional to 2,056,712.22, 2,838,227.31 and 1,138,923.18

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Solution

The fourth proportional to 2,056,712.22, 2,838,227.31 and 1,138,923.18 is: 1,571,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,712.22 : 2,838,227.31 = 1,138,923.18 : x
  2. Step 2: Convert to fraction form
    2,056,712.22/2,838,227.31 = 1,138,923.18/x
  3. Step 3: Cross multiply
    2,056,712.22x = 2,838,227.31 × 1,138,923.18
  4. Step 4: Simplify right side
    2,056,712.22x = 3,232,522,873,468.05
  5. Step 5: Solve for x
    x = 3,232,522,873,468.05/2,056,712.22
  6. Step 6: Final answer
    x = 1,571,694.30

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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.