Home / 1,076,039.55-1,612,287.69-751,860.54

Finding the Fourth Proportional to 1,076,039.55, 1,612,287.69 and 751,860.54

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Solution

The fourth proportional to 1,076,039.55, 1,612,287.69 and 751,860.54 is: 1,126,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,039.55 : 1,612,287.69 = 751,860.54 : x
  2. Step 2: Convert to fraction form
    1,076,039.55/1,612,287.69 = 751,860.54/x
  3. Step 3: Cross multiply
    1,076,039.55x = 1,612,287.69 × 751,860.54
  4. Step 4: Simplify right side
    1,076,039.55x = 1,212,215,493,238.75
  5. Step 5: Solve for x
    x = 1,212,215,493,238.75/1,076,039.55
  6. Step 6: Final answer
    x = 1,126,552.92

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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.