Home / 1,670,781.54-2,305,680.22-906,835.26

Finding the Fourth Proportional to 1,670,781.54, 2,305,680.22 and 906,835.26

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Solution

The fourth proportional to 1,670,781.54, 2,305,680.22 and 906,835.26 is: 1,251,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,781.54 : 2,305,680.22 = 906,835.26 : x
  2. Step 2: Convert to fraction form
    1,670,781.54/2,305,680.22 = 906,835.26/x
  3. Step 3: Cross multiply
    1,670,781.54x = 2,305,680.22 × 906,835.26
  4. Step 4: Simplify right side
    1,670,781.54x = 2,090,872,121,780.56
  5. Step 5: Solve for x
    x = 2,090,872,121,780.56/1,670,781.54
  6. Step 6: Final answer
    x = 1,251,433.58

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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.