Home / 1,399,609.30-2,099,747.07-452,980.02

Finding the Fourth Proportional to 1,399,609.30, 2,099,747.07 and 452,980.02

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Solution

The fourth proportional to 1,399,609.30, 2,099,747.07 and 452,980.02 is: 679,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,609.30 : 2,099,747.07 = 452,980.02 : x
  2. Step 2: Convert to fraction form
    1,399,609.30/2,099,747.07 = 452,980.02/x
  3. Step 3: Cross multiply
    1,399,609.30x = 2,099,747.07 × 452,980.02
  4. Step 4: Simplify right side
    1,399,609.30x = 951,143,469,763.54
  5. Step 5: Solve for x
    x = 951,143,469,763.54/1,399,609.30
  6. Step 6: Final answer
    x = 679,577.84

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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.