Home / 1,670,737.92-2,305,620.62-906,791.55

Finding the Fourth Proportional to 1,670,737.92, 2,305,620.62 and 906,791.55

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Solution

The fourth proportional to 1,670,737.92, 2,305,620.62 and 906,791.55 is: 1,251,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,737.92 : 2,305,620.62 = 906,791.55 : x
  2. Step 2: Convert to fraction form
    1,670,737.92/2,305,620.62 = 906,791.55/x
  3. Step 3: Cross multiply
    1,670,737.92x = 2,305,620.62 × 906,791.55
  4. Step 4: Simplify right side
    1,670,737.92x = 2,090,717,295,721.76
  5. Step 5: Solve for x
    x = 2,090,717,295,721.76/1,670,737.92
  6. Step 6: Final answer
    x = 1,251,373.58

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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.