Home / 1,076,132.18-1,613,091.09-477,375.32

Finding the Fourth Proportional to 1,076,132.18, 1,613,091.09 and 477,375.32

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Solution

The fourth proportional to 1,076,132.18, 1,613,091.09 and 477,375.32 is: 715,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,132.18 : 1,613,091.09 = 477,375.32 : x
  2. Step 2: Convert to fraction form
    1,076,132.18/1,613,091.09 = 477,375.32/x
  3. Step 3: Cross multiply
    1,076,132.18x = 1,613,091.09 × 477,375.32
  4. Step 4: Simplify right side
    1,076,132.18x = 770,049,875,277.90
  5. Step 5: Solve for x
    x = 770,049,875,277.90/1,076,132.18
  6. Step 6: Final answer
    x = 715,571.83

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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.