Home / 2,396,120.91-3,306,646.55-1,308,393.48

Finding the Fourth Proportional to 2,396,120.91, 3,306,646.55 and 1,308,393.48

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Solution

The fourth proportional to 2,396,120.91, 3,306,646.55 and 1,308,393.48 is: 1,805,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396,120.91 : 3,306,646.55 = 1,308,393.48 : x
  2. Step 2: Convert to fraction form
    2,396,120.91/3,306,646.55 = 1,308,393.48/x
  3. Step 3: Cross multiply
    2,396,120.91x = 3,306,646.55 × 1,308,393.48
  4. Step 4: Simplify right side
    2,396,120.91x = 4,326,394,780,142.53
  5. Step 5: Solve for x
    x = 4,326,394,780,142.53/2,396,120.91
  6. Step 6: Final answer
    x = 1,805,582.83

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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.