Home / 3,425,399.46-4,727,339.19-1,897,648.74

Finding the Fourth Proportional to 3,425,399.46, 4,727,339.19 and 1,897,648.74

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Solution

The fourth proportional to 3,425,399.46, 4,727,339.19 and 1,897,648.74 is: 2,618,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,399.46 : 4,727,339.19 = 1,897,648.74 : x
  2. Step 2: Convert to fraction form
    3,425,399.46/4,727,339.19 = 1,897,648.74/x
  3. Step 3: Cross multiply
    3,425,399.46x = 4,727,339.19 × 1,897,648.74
  4. Step 4: Simplify right side
    3,425,399.46x = 8,970,829,257,456.12
  5. Step 5: Solve for x
    x = 8,970,829,257,456.12/3,425,399.46
  6. Step 6: Final answer
    x = 2,618,914.78

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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.