Home / 1,379,450.88-1,902,563.77-896,171.73

Finding the Fourth Proportional to 1,379,450.88, 1,902,563.77 and 896,171.73

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Solution

The fourth proportional to 1,379,450.88, 1,902,563.77 and 896,171.73 is: 1,236,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,450.88 : 1,902,563.77 = 896,171.73 : x
  2. Step 2: Convert to fraction form
    1,379,450.88/1,902,563.77 = 896,171.73/x
  3. Step 3: Cross multiply
    1,379,450.88x = 1,902,563.77 × 896,171.73
  4. Step 4: Simplify right side
    1,379,450.88x = 1,705,023,860,715.36
  5. Step 5: Solve for x
    x = 1,705,023,860,715.36/1,379,450.88
  6. Step 6: Final answer
    x = 1,236,016.37

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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.