Home / 2,601,385.88-3,902,111.62-917,308.44

Finding the Fourth Proportional to 2,601,385.88, 3,902,111.62 and 917,308.44

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Solution

The fourth proportional to 2,601,385.88, 3,902,111.62 and 917,308.44 is: 1,375,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601,385.88 : 3,902,111.62 = 917,308.44 : x
  2. Step 2: Convert to fraction form
    2,601,385.88/3,902,111.62 = 917,308.44/x
  3. Step 3: Cross multiply
    2,601,385.88x = 3,902,111.62 × 917,308.44
  4. Step 4: Simplify right side
    2,601,385.88x = 3,579,439,922,848.07
  5. Step 5: Solve for x
    x = 3,579,439,922,848.07/2,601,385.88
  6. Step 6: Final answer
    x = 1,375,974.23

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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.