Home / 1,670,500.82-2,305,292.66-906,554.38

Finding the Fourth Proportional to 1,670,500.82, 2,305,292.66 and 906,554.38

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Solution

The fourth proportional to 1,670,500.82, 2,305,292.66 and 906,554.38 is: 1,251,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,500.82 : 2,305,292.66 = 906,554.38 : x
  2. Step 2: Convert to fraction form
    1,670,500.82/2,305,292.66 = 906,554.38/x
  3. Step 3: Cross multiply
    1,670,500.82x = 2,305,292.66 × 906,554.38
  4. Step 4: Simplify right side
    1,670,500.82x = 2,089,873,158,104.85
  5. Step 5: Solve for x
    x = 2,089,873,158,104.85/1,670,500.82
  6. Step 6: Final answer
    x = 1,251,045.87

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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.