Home / 2,947,481.16-4,067,495.29-1,640,712.48

Finding the Fourth Proportional to 2,947,481.16, 4,067,495.29 and 1,640,712.48

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Solution

The fourth proportional to 2,947,481.16, 4,067,495.29 and 1,640,712.48 is: 2,264,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,481.16 : 4,067,495.29 = 1,640,712.48 : x
  2. Step 2: Convert to fraction form
    2,947,481.16/4,067,495.29 = 1,640,712.48/x
  3. Step 3: Cross multiply
    2,947,481.16x = 4,067,495.29 × 1,640,712.48
  4. Step 4: Simplify right side
    2,947,481.16x = 6,673,590,284,644.22
  5. Step 5: Solve for x
    x = 6,673,590,284,644.22/2,947,481.16
  6. Step 6: Final answer
    x = 2,264,167.24

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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.