Home / 3,279,945.58-4,921,339.21-1,761,857.15

Finding the Fourth Proportional to 3,279,945.58, 4,921,339.21 and 1,761,857.15

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Solution

The fourth proportional to 3,279,945.58, 4,921,339.21 and 1,761,857.15 is: 2,643,548.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,945.58 : 4,921,339.21 = 1,761,857.15 : x
  2. Step 2: Convert to fraction form
    3,279,945.58/4,921,339.21 = 1,761,857.15/x
  3. Step 3: Cross multiply
    3,279,945.58x = 4,921,339.21 × 1,761,857.15
  4. Step 4: Simplify right side
    3,279,945.58x = 8,670,696,645,702.51
  5. Step 5: Solve for x
    x = 8,670,696,645,702.51/3,279,945.58
  6. Step 6: Final answer
    x = 2,643,548.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.