Home / 2,505,485.21-3,457,578.76-1,359,565.52

Finding the Fourth Proportional to 2,505,485.21, 3,457,578.76 and 1,359,565.52

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Solution

The fourth proportional to 2,505,485.21, 3,457,578.76 and 1,359,565.52 is: 1,876,205.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,485.21 : 3,457,578.76 = 1,359,565.52 : x
  2. Step 2: Convert to fraction form
    2,505,485.21/3,457,578.76 = 1,359,565.52/x
  3. Step 3: Cross multiply
    2,505,485.21x = 3,457,578.76 × 1,359,565.52
  4. Step 4: Simplify right side
    2,505,485.21x = 4,700,804,844,093.55
  5. Step 5: Solve for x
    x = 4,700,804,844,093.55/2,505,485.21
  6. Step 6: Final answer
    x = 1,876,205.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.