Home / 1,359,901.40-2,040,104.38-449,146.96

Finding the Fourth Proportional to 1,359,901.40, 2,040,104.38 and 449,146.96

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Solution

The fourth proportional to 1,359,901.40, 2,040,104.38 and 449,146.96 is: 673,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,901.40 : 2,040,104.38 = 449,146.96 : x
  2. Step 2: Convert to fraction form
    1,359,901.40/2,040,104.38 = 449,146.96/x
  3. Step 3: Cross multiply
    1,359,901.40x = 2,040,104.38 × 449,146.96
  4. Step 4: Simplify right side
    1,359,901.40x = 916,306,680,359.69
  5. Step 5: Solve for x
    x = 916,306,680,359.69/1,359,901.40
  6. Step 6: Final answer
    x = 673,803.76

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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.