Home / 2,239,961.40-3,359,942.10-1,330,606.80

Finding the Fourth Proportional to 2,239,961.40, 3,359,942.10 and 1,330,606.80

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Solution

The fourth proportional to 2,239,961.40, 3,359,942.10 and 1,330,606.80 is: 1,995,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,961.40 : 3,359,942.10 = 1,330,606.80 : x
  2. Step 2: Convert to fraction form
    2,239,961.40/3,359,942.10 = 1,330,606.80/x
  3. Step 3: Cross multiply
    2,239,961.40x = 3,359,942.10 × 1,330,606.80
  4. Step 4: Simplify right side
    2,239,961.40x = 4,470,761,805,866.28
  5. Step 5: Solve for x
    x = 4,470,761,805,866.28/2,239,961.40
  6. Step 6: Final answer
    x = 1,995,910.20

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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.