Home / 1,266,736.55-1,899,656.69-367,991.33

Finding the Fourth Proportional to 1,266,736.55, 1,899,656.69 and 367,991.33

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Solution

The fourth proportional to 1,266,736.55, 1,899,656.69 and 367,991.33 is: 551,856.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,736.55 : 1,899,656.69 = 367,991.33 : x
  2. Step 2: Convert to fraction form
    1,266,736.55/1,899,656.69 = 367,991.33/x
  3. Step 3: Cross multiply
    1,266,736.55x = 1,899,656.69 × 367,991.33
  4. Step 4: Simplify right side
    1,266,736.55x = 699,057,180,558.26
  5. Step 5: Solve for x
    x = 699,057,180,558.26/1,266,736.55
  6. Step 6: Final answer
    x = 551,856.80

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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.