Home / 1,269,830.52-1,751,867.25-725,674.38

Finding the Fourth Proportional to 1,269,830.52, 1,751,867.25 and 725,674.38

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Solution

The fourth proportional to 1,269,830.52, 1,751,867.25 and 725,674.38 is: 1,001,145.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,830.52 : 1,751,867.25 = 725,674.38 : x
  2. Step 2: Convert to fraction form
    1,269,830.52/1,751,867.25 = 725,674.38/x
  3. Step 3: Cross multiply
    1,269,830.52x = 1,751,867.25 × 725,674.38
  4. Step 4: Simplify right side
    1,269,830.52x = 1,271,285,180,486.06
  5. Step 5: Solve for x
    x = 1,271,285,180,486.06/1,269,830.52
  6. Step 6: Final answer
    x = 1,001,145.55

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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.