Home / 1,639,144.92-2,262,010.32-914,001.24

Finding the Fourth Proportional to 1,639,144.92, 2,262,010.32 and 914,001.24

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Solution

The fourth proportional to 1,639,144.92, 2,262,010.32 and 914,001.24 is: 1,261,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,144.92 : 2,262,010.32 = 914,001.24 : x
  2. Step 2: Convert to fraction form
    1,639,144.92/2,262,010.32 = 914,001.24/x
  3. Step 3: Cross multiply
    1,639,144.92x = 2,262,010.32 × 914,001.24
  4. Step 4: Simplify right side
    1,639,144.92x = 2,067,480,237,372.80
  5. Step 5: Solve for x
    x = 2,067,480,237,372.80/1,639,144.92
  6. Step 6: Final answer
    x = 1,261,316.32

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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.