Home / 2,372,381-3,273,879.86-1,284,652.51

Finding the Fourth Proportional to 2,372,381, 3,273,879.86 and 1,284,652.51

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Solution

The fourth proportional to 2,372,381, 3,273,879.86 and 1,284,652.51 is: 1,772,817.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372,381 : 3,273,879.86 = 1,284,652.51 : x
  2. Step 2: Convert to fraction form
    2,372,381/3,273,879.86 = 1,284,652.51/x
  3. Step 3: Cross multiply
    2,372,381x = 3,273,879.86 × 1,284,652.51
  4. Step 4: Simplify right side
    2,372,381x = 4,205,797,979,587.45
  5. Step 5: Solve for x
    x = 4,205,797,979,587.45/2,372,381
  6. Step 6: Final answer
    x = 1,772,817.26

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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.