Home / 2,613,245.42-3,918,649.09-994,315.59

Finding the Fourth Proportional to 2,613,245.42, 3,918,649.09 and 994,315.59

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Solution

The fourth proportional to 2,613,245.42, 3,918,649.09 and 994,315.59 is: 1,491,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,245.42 : 3,918,649.09 = 994,315.59 : x
  2. Step 2: Convert to fraction form
    2,613,245.42/3,918,649.09 = 994,315.59/x
  3. Step 3: Cross multiply
    2,613,245.42x = 3,918,649.09 × 994,315.59
  4. Step 4: Simplify right side
    2,613,245.42x = 3,896,373,885,745.96
  5. Step 5: Solve for x
    x = 3,896,373,885,745.96/2,613,245.42
  6. Step 6: Final answer
    x = 1,491,009.55

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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.