Home / 1,617,335.07-2,231,886.74-892,183.38

Finding the Fourth Proportional to 1,617,335.07, 2,231,886.74 and 892,183.38

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Solution

The fourth proportional to 1,617,335.07, 2,231,886.74 and 892,183.38 is: 1,231,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,335.07 : 2,231,886.74 = 892,183.38 : x
  2. Step 2: Convert to fraction form
    1,617,335.07/2,231,886.74 = 892,183.38/x
  3. Step 3: Cross multiply
    1,617,335.07x = 2,231,886.74 × 892,183.38
  4. Step 4: Simplify right side
    1,617,335.07x = 1,991,252,251,009.46
  5. Step 5: Solve for x
    x = 1,991,252,251,009.46/1,617,335.07
  6. Step 6: Final answer
    x = 1,231,193.39

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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.