Home / 1,244,136.34-1,865,093.17-485,801.38

Finding the Fourth Proportional to 1,244,136.34, 1,865,093.17 and 485,801.38

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Solution

The fourth proportional to 1,244,136.34, 1,865,093.17 and 485,801.38 is: 728,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,136.34 : 1,865,093.17 = 485,801.38 : x
  2. Step 2: Convert to fraction form
    1,244,136.34/1,865,093.17 = 485,801.38/x
  3. Step 3: Cross multiply
    1,244,136.34x = 1,865,093.17 × 485,801.38
  4. Step 4: Simplify right side
    1,244,136.34x = 906,064,835,814.58
  5. Step 5: Solve for x
    x = 906,064,835,814.58/1,244,136.34
  6. Step 6: Final answer
    x = 728,268.12

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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.