Home / 2,322,827.16-3,206,013.82-1,290,689.60

Finding the Fourth Proportional to 2,322,827.16, 3,206,013.82 and 1,290,689.60

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Solution

The fourth proportional to 2,322,827.16, 3,206,013.82 and 1,290,689.60 is: 1,781,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322,827.16 : 3,206,013.82 = 1,290,689.60 : x
  2. Step 2: Convert to fraction form
    2,322,827.16/3,206,013.82 = 1,290,689.60/x
  3. Step 3: Cross multiply
    2,322,827.16x = 3,206,013.82 × 1,290,689.60
  4. Step 4: Simplify right side
    2,322,827.16x = 4,137,968,684,690.39
  5. Step 5: Solve for x
    x = 4,137,968,684,690.39/2,322,827.16
  6. Step 6: Final answer
    x = 1,781,436.33

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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.