Home / 1,379,233.88-1,903,312.92-798,481.63

Finding the Fourth Proportional to 1,379,233.88, 1,903,312.92 and 798,481.63

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Solution

The fourth proportional to 1,379,233.88, 1,903,312.92 and 798,481.63 is: 1,101,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,233.88 : 1,903,312.92 = 798,481.63 : x
  2. Step 2: Convert to fraction form
    1,379,233.88/1,903,312.92 = 798,481.63/x
  3. Step 3: Cross multiply
    1,379,233.88x = 1,903,312.92 × 798,481.63
  4. Step 4: Simplify right side
    1,379,233.88x = 1,519,760,397,388.21
  5. Step 5: Solve for x
    x = 1,519,760,397,388.21/1,379,233.88
  6. Step 6: Final answer
    x = 1,101,887.38

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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.