Home / 2,230,691.25-3,078,373.40-1,212,096

Finding the Fourth Proportional to 2,230,691.25, 3,078,373.40 and 1,212,096

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Solution

The fourth proportional to 2,230,691.25, 3,078,373.40 and 1,212,096 is: 1,672,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,691.25 : 3,078,373.40 = 1,212,096 : x
  2. Step 2: Convert to fraction form
    2,230,691.25/3,078,373.40 = 1,212,096/x
  3. Step 3: Cross multiply
    2,230,691.25x = 3,078,373.40 × 1,212,096
  4. Step 4: Simplify right side
    2,230,691.25x = 3,731,284,084,646.40
  5. Step 5: Solve for x
    x = 3,731,284,084,646.40/2,230,691.25
  6. Step 6: Final answer
    x = 1,672,703.06

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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.