Home / 2,239,955.40-3,359,933.10-1,330,600.80

Finding the Fourth Proportional to 2,239,955.40, 3,359,933.10 and 1,330,600.80

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Solution

The fourth proportional to 2,239,955.40, 3,359,933.10 and 1,330,600.80 is: 1,995,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,955.40 : 3,359,933.10 = 1,330,600.80 : x
  2. Step 2: Convert to fraction form
    2,239,955.40/3,359,933.10 = 1,330,600.80/x
  3. Step 3: Cross multiply
    2,239,955.40x = 3,359,933.10 × 1,330,600.80
  4. Step 4: Simplify right side
    2,239,955.40x = 4,470,729,670,806.48
  5. Step 5: Solve for x
    x = 4,470,729,670,806.48/2,239,955.40
  6. Step 6: Final answer
    x = 1,995,901.20

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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.