Home / 3,959,449.59-5,464,040.40-2,148,613.59

Finding the Fourth Proportional to 3,959,449.59, 5,464,040.40 and 2,148,613.59

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Solution

The fourth proportional to 3,959,449.59, 5,464,040.40 and 2,148,613.59 is: 2,965,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,449.59 : 5,464,040.40 = 2,148,613.59 : x
  2. Step 2: Convert to fraction form
    3,959,449.59/5,464,040.40 = 2,148,613.59/x
  3. Step 3: Cross multiply
    3,959,449.59x = 5,464,040.40 × 2,148,613.59
  4. Step 4: Simplify right side
    3,959,449.59x = 11,740,111,459,749.04
  5. Step 5: Solve for x
    x = 11,740,111,459,749.04/3,959,449.59
  6. Step 6: Final answer
    x = 2,965,086.74

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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.