Home / 1,670,452.82-2,305,226.39-906,506.38

Finding the Fourth Proportional to 1,670,452.82, 2,305,226.39 and 906,506.38

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Solution

The fourth proportional to 1,670,452.82, 2,305,226.39 and 906,506.38 is: 1,250,979.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,452.82 : 2,305,226.39 = 906,506.38 : x
  2. Step 2: Convert to fraction form
    1,670,452.82/2,305,226.39 = 906,506.38/x
  3. Step 3: Cross multiply
    1,670,452.82x = 2,305,226.39 × 906,506.38
  4. Step 4: Simplify right side
    1,670,452.82x = 2,089,702,429,879.37
  5. Step 5: Solve for x
    x = 2,089,702,429,879.37/1,670,452.82
  6. Step 6: Final answer
    x = 1,250,979.62

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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.