Home / 2,887,517.72-4,329,781.49-1,539,318.22

Finding the Fourth Proportional to 2,887,517.72, 4,329,781.49 and 1,539,318.22

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Solution

The fourth proportional to 2,887,517.72, 4,329,781.49 and 1,539,318.22 is: 2,308,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,517.72 : 4,329,781.49 = 1,539,318.22 : x
  2. Step 2: Convert to fraction form
    2,887,517.72/4,329,781.49 = 1,539,318.22/x
  3. Step 3: Cross multiply
    2,887,517.72x = 4,329,781.49 × 1,539,318.22
  4. Step 4: Simplify right side
    2,887,517.72x = 6,664,911,529,199.59
  5. Step 5: Solve for x
    x = 6,664,911,529,199.59/2,887,517.72
  6. Step 6: Final answer
    x = 2,308,180.30

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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.