Home / 1,767,872.44-2,439,549.04-1,042,553.88

Finding the Fourth Proportional to 1,767,872.44, 2,439,549.04 and 1,042,553.88

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Solution

The fourth proportional to 1,767,872.44, 2,439,549.04 and 1,042,553.88 is: 1,438,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,872.44 : 2,439,549.04 = 1,042,553.88 : x
  2. Step 2: Convert to fraction form
    1,767,872.44/2,439,549.04 = 1,042,553.88/x
  3. Step 3: Cross multiply
    1,767,872.44x = 2,439,549.04 × 1,042,553.88
  4. Step 4: Simplify right side
    1,767,872.44x = 2,543,361,317,102.28
  5. Step 5: Solve for x
    x = 2,543,361,317,102.28/1,767,872.44
  6. Step 6: Final answer
    x = 1,438,656.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.