Home / 2,650,940.40-3,973,786.20-1,301,998.80

Finding the Fourth Proportional to 2,650,940.40, 3,973,786.20 and 1,301,998.80

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Solution

The fourth proportional to 2,650,940.40, 3,973,786.20 and 1,301,998.80 is: 1,951,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,940.40 : 3,973,786.20 = 1,301,998.80 : x
  2. Step 2: Convert to fraction form
    2,650,940.40/3,973,786.20 = 1,301,998.80/x
  3. Step 3: Cross multiply
    2,650,940.40x = 3,973,786.20 × 1,301,998.80
  4. Step 4: Simplify right side
    2,650,940.40x = 5,173,864,863,856.56
  5. Step 5: Solve for x
    x = 5,173,864,863,856.56/2,650,940.40
  6. Step 6: Final answer
    x = 1,951,709.24

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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.