Home / 1,250,221.88-1,725,310.68-677,260.64

Finding the Fourth Proportional to 1,250,221.88, 1,725,310.68 and 677,260.64

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Solution

The fourth proportional to 1,250,221.88, 1,725,310.68 and 677,260.64 is: 934,622.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,221.88 : 1,725,310.68 = 677,260.64 : x
  2. Step 2: Convert to fraction form
    1,250,221.88/1,725,310.68 = 677,260.64/x
  3. Step 3: Cross multiply
    1,250,221.88x = 1,725,310.68 × 677,260.64
  4. Step 4: Simplify right side
    1,250,221.88x = 1,168,485,015,335.64
  5. Step 5: Solve for x
    x = 1,168,485,015,335.64/1,250,221.88
  6. Step 6: Final answer
    x = 934,622.11

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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.