Home / 2,661,702.39-3,673,159.35-1,682,076.77

Finding the Fourth Proportional to 2,661,702.39, 3,673,159.35 and 1,682,076.77

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Solution

The fourth proportional to 2,661,702.39, 3,673,159.35 and 1,682,076.77 is: 2,321,272.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,702.39 : 3,673,159.35 = 1,682,076.77 : x
  2. Step 2: Convert to fraction form
    2,661,702.39/3,673,159.35 = 1,682,076.77/x
  3. Step 3: Cross multiply
    2,661,702.39x = 3,673,159.35 × 1,682,076.77
  4. Step 4: Simplify right side
    2,661,702.39x = 6,178,536,015,143.30
  5. Step 5: Solve for x
    x = 6,178,536,015,143.30/2,661,702.39
  6. Step 6: Final answer
    x = 2,321,272.29

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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.