Home / 2,110,081.20-2,909,019.96-1,335,326.64

Finding the Fourth Proportional to 2,110,081.20, 2,909,019.96 and 1,335,326.64

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Solution

The fourth proportional to 2,110,081.20, 2,909,019.96 and 1,335,326.64 is: 1,840,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,081.20 : 2,909,019.96 = 1,335,326.64 : x
  2. Step 2: Convert to fraction form
    2,110,081.20/2,909,019.96 = 1,335,326.64/x
  3. Step 3: Cross multiply
    2,110,081.20x = 2,909,019.96 × 1,335,326.64
  4. Step 4: Simplify right side
    2,110,081.20x = 3,884,491,848,879.73
  5. Step 5: Solve for x
    x = 3,884,491,848,879.73/2,110,081.20
  6. Step 6: Final answer
    x = 1,840,920.55

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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.