Home / 1,932,879.21-2,899,093.63-513,045.61

Finding the Fourth Proportional to 1,932,879.21, 2,899,093.63 and 513,045.61

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Solution

The fourth proportional to 1,932,879.21, 2,899,093.63 and 513,045.61 is: 769,508.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,879.21 : 2,899,093.63 = 513,045.61 : x
  2. Step 2: Convert to fraction form
    1,932,879.21/2,899,093.63 = 513,045.61/x
  3. Step 3: Cross multiply
    1,932,879.21x = 2,899,093.63 × 513,045.61
  4. Step 4: Simplify right side
    1,932,879.21x = 1,487,367,257,285.24
  5. Step 5: Solve for x
    x = 1,487,367,257,285.24/1,932,879.21
  6. Step 6: Final answer
    x = 769,508.64

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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.