Home / 4,951,223.31-7,421,593.21-1,665,449.78

Finding the Fourth Proportional to 4,951,223.31, 7,421,593.21 and 1,665,449.78

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Solution

The fourth proportional to 4,951,223.31, 7,421,593.21 and 1,665,449.78 is: 2,496,411.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951,223.31 : 7,421,593.21 = 1,665,449.78 : x
  2. Step 2: Convert to fraction form
    4,951,223.31/7,421,593.21 = 1,665,449.78/x
  3. Step 3: Cross multiply
    4,951,223.31x = 7,421,593.21 × 1,665,449.78
  4. Step 4: Simplify right side
    4,951,223.31x = 12,360,290,778,843.99
  5. Step 5: Solve for x
    x = 12,360,290,778,843.99/4,951,223.31
  6. Step 6: Final answer
    x = 2,496,411.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.