Home / 3,661,077.66-5,491,673.60-1,385,991.38

Finding the Fourth Proportional to 3,661,077.66, 5,491,673.60 and 1,385,991.38

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Solution

The fourth proportional to 3,661,077.66, 5,491,673.60 and 1,385,991.38 is: 2,079,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661,077.66 : 5,491,673.60 = 1,385,991.38 : x
  2. Step 2: Convert to fraction form
    3,661,077.66/5,491,673.60 = 1,385,991.38/x
  3. Step 3: Cross multiply
    3,661,077.66x = 5,491,673.60 × 1,385,991.38
  4. Step 4: Simplify right side
    3,661,077.66x = 7,611,412,271,373.57
  5. Step 5: Solve for x
    x = 7,611,412,271,373.57/3,661,077.66
  6. Step 6: Final answer
    x = 2,079,008.69

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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.