Home / 1,359,908.40-2,040,114.90-449,153.94

Finding the Fourth Proportional to 1,359,908.40, 2,040,114.90 and 449,153.94

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Solution

The fourth proportional to 1,359,908.40, 2,040,114.90 and 449,153.94 is: 673,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,908.40 : 2,040,114.90 = 449,153.94 : x
  2. Step 2: Convert to fraction form
    1,359,908.40/2,040,114.90 = 449,153.94/x
  3. Step 3: Cross multiply
    1,359,908.40x = 2,040,114.90 × 449,153.94
  4. Step 4: Simplify right side
    1,359,908.40x = 916,325,645,387.71
  5. Step 5: Solve for x
    x = 916,325,645,387.71/1,359,908.40
  6. Step 6: Final answer
    x = 673,814.24

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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.