Home / 1,136,996.72-1,704,924.56-378,571.04

Finding the Fourth Proportional to 1,136,996.72, 1,704,924.56 and 378,571.04

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Solution

The fourth proportional to 1,136,996.72, 1,704,924.56 and 378,571.04 is: 567,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,996.72 : 1,704,924.56 = 378,571.04 : x
  2. Step 2: Convert to fraction form
    1,136,996.72/1,704,924.56 = 378,571.04/x
  3. Step 3: Cross multiply
    1,136,996.72x = 1,704,924.56 × 378,571.04
  4. Step 4: Simplify right side
    1,136,996.72x = 645,435,063,800.74
  5. Step 5: Solve for x
    x = 645,435,063,800.74/1,136,996.72
  6. Step 6: Final answer
    x = 567,666.60

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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.