Home / 1,670,843.38-2,305,766.19-906,897.10

Finding the Fourth Proportional to 1,670,843.38, 2,305,766.19 and 906,897.10

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Solution

The fourth proportional to 1,670,843.38, 2,305,766.19 and 906,897.10 is: 1,251,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,843.38 : 2,305,766.19 = 906,897.10 : x
  2. Step 2: Convert to fraction form
    1,670,843.38/2,305,766.19 = 906,897.10/x
  3. Step 3: Cross multiply
    1,670,843.38x = 2,305,766.19 × 906,897.10
  4. Step 4: Simplify right side
    1,670,843.38x = 2,091,092,670,989.05
  5. Step 5: Solve for x
    x = 2,091,092,670,989.05/1,670,843.38
  6. Step 6: Final answer
    x = 1,251,519.26

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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.