Home / 1,519,178.10-2,278,887.44-508,305.39

Finding the Fourth Proportional to 1,519,178.10, 2,278,887.44 and 508,305.39

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Solution

The fourth proportional to 1,519,178.10, 2,278,887.44 and 508,305.39 is: 762,498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,178.10 : 2,278,887.44 = 508,305.39 : x
  2. Step 2: Convert to fraction form
    1,519,178.10/2,278,887.44 = 508,305.39/x
  3. Step 3: Cross multiply
    1,519,178.10x = 2,278,887.44 × 508,305.39
  4. Step 4: Simplify right side
    1,519,178.10x = 1,158,370,766,413.77
  5. Step 5: Solve for x
    x = 1,158,370,766,413.77/1,519,178.10
  6. Step 6: Final answer
    x = 762,498.33

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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.