Home / 1,380,627.92-2,071,203-539,126.48

Finding the Fourth Proportional to 1,380,627.92, 2,071,203 and 539,126.48

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Solution

The fourth proportional to 1,380,627.92, 2,071,203 and 539,126.48 is: 808,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,627.92 : 2,071,203 = 539,126.48 : x
  2. Step 2: Convert to fraction form
    1,380,627.92/2,071,203 = 539,126.48/x
  3. Step 3: Cross multiply
    1,380,627.92x = 2,071,203 × 539,126.48
  4. Step 4: Simplify right side
    1,380,627.92x = 1,116,640,382,755.44
  5. Step 5: Solve for x
    x = 1,116,640,382,755.44/1,380,627.92
  6. Step 6: Final answer
    x = 808,791.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.