Home / 2,751,578.91-4,122,874.02-1,672,421.52

Finding the Fourth Proportional to 2,751,578.91, 4,122,874.02 and 1,672,421.52

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Solution

The fourth proportional to 2,751,578.91, 4,122,874.02 and 1,672,421.52 is: 2,505,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,578.91 : 4,122,874.02 = 1,672,421.52 : x
  2. Step 2: Convert to fraction form
    2,751,578.91/4,122,874.02 = 1,672,421.52/x
  3. Step 3: Cross multiply
    2,751,578.91x = 4,122,874.02 × 1,672,421.52
  4. Step 4: Simplify right side
    2,751,578.91x = 6,895,183,235,296.91
  5. Step 5: Solve for x
    x = 6,895,183,235,296.91/2,751,578.91
  6. Step 6: Final answer
    x = 2,505,900.60

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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.