Home / 3,425,725.31-4,727,119.52-1,897,449.71

Finding the Fourth Proportional to 3,425,725.31, 4,727,119.52 and 1,897,449.71

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Solution

The fourth proportional to 3,425,725.31, 4,727,119.52 and 1,897,449.71 is: 2,618,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,725.31 : 4,727,119.52 = 1,897,449.71 : x
  2. Step 2: Convert to fraction form
    3,425,725.31/4,727,119.52 = 1,897,449.71/x
  3. Step 3: Cross multiply
    3,425,725.31x = 4,727,119.52 × 1,897,449.71
  4. Step 4: Simplify right side
    3,425,725.31x = 8,969,471,552,872.09
  5. Step 5: Solve for x
    x = 8,969,471,552,872.09/3,425,725.31
  6. Step 6: Final answer
    x = 2,618,269.34

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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.