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Finding the Fourth Proportional to 1,367,761, 2,049,959.83 and 767,460.98

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Solution

The fourth proportional to 1,367,761, 2,049,959.83 and 767,460.98 is: 1,150,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,761 : 2,049,959.83 = 767,460.98 : x
  2. Step 2: Convert to fraction form
    1,367,761/2,049,959.83 = 767,460.98/x
  3. Step 3: Cross multiply
    1,367,761x = 2,049,959.83 × 767,460.98
  4. Step 4: Simplify right side
    1,367,761x = 1,573,264,180,092.43
  5. Step 5: Solve for x
    x = 1,573,264,180,092.43/1,367,761
  6. Step 6: Final answer
    x = 1,150,247.87

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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.