Home / 1,250,394.39-1,725,545.97-677,434.58

Finding the Fourth Proportional to 1,250,394.39, 1,725,545.97 and 677,434.58

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Solution

The fourth proportional to 1,250,394.39, 1,725,545.97 and 677,434.58 is: 934,860.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,394.39 : 1,725,545.97 = 677,434.58 : x
  2. Step 2: Convert to fraction form
    1,250,394.39/1,725,545.97 = 677,434.58/x
  3. Step 3: Cross multiply
    1,250,394.39x = 1,725,545.97 × 677,434.58
  4. Step 4: Simplify right side
    1,250,394.39x = 1,168,944,500,829.91
  5. Step 5: Solve for x
    x = 1,168,944,500,829.91/1,250,394.39
  6. Step 6: Final answer
    x = 934,860.64

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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.