Home / 1,448,872.70-2,174,293.20-809,175.20

Finding the Fourth Proportional to 1,448,872.70, 2,174,293.20 and 809,175.20

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Solution

The fourth proportional to 1,448,872.70, 2,174,293.20 and 809,175.20 is: 1,214,312.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,872.70 : 2,174,293.20 = 809,175.20 : x
  2. Step 2: Convert to fraction form
    1,448,872.70/2,174,293.20 = 809,175.20/x
  3. Step 3: Cross multiply
    1,448,872.70x = 2,174,293.20 × 809,175.20
  4. Step 4: Simplify right side
    1,448,872.70x = 1,759,384,134,968.64
  5. Step 5: Solve for x
    x = 1,759,384,134,968.64/1,448,872.70
  6. Step 6: Final answer
    x = 1,214,312.43

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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.