Home / 1,136,992.72-1,704,918.56-378,567.04

Finding the Fourth Proportional to 1,136,992.72, 1,704,918.56 and 378,567.04

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Solution

The fourth proportional to 1,136,992.72, 1,704,918.56 and 378,567.04 is: 567,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,992.72 : 1,704,918.56 = 378,567.04 : x
  2. Step 2: Convert to fraction form
    1,136,992.72/1,704,918.56 = 378,567.04/x
  3. Step 3: Cross multiply
    1,136,992.72x = 1,704,918.56 × 378,567.04
  4. Step 4: Simplify right side
    1,136,992.72x = 645,425,972,700.26
  5. Step 5: Solve for x
    x = 645,425,972,700.26/1,136,992.72
  6. Step 6: Final answer
    x = 567,660.60

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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.