Home / 1,438,910.46-1,985,644.39-794,316.82

Finding the Fourth Proportional to 1,438,910.46, 1,985,644.39 and 794,316.82

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Solution

The fourth proportional to 1,438,910.46, 1,985,644.39 and 794,316.82 is: 1,096,128.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,910.46 : 1,985,644.39 = 794,316.82 : x
  2. Step 2: Convert to fraction form
    1,438,910.46/1,985,644.39 = 794,316.82/x
  3. Step 3: Cross multiply
    1,438,910.46x = 1,985,644.39 × 794,316.82
  4. Step 4: Simplify right side
    1,438,910.46x = 1,577,230,737,515.64
  5. Step 5: Solve for x
    x = 1,577,230,737,515.64/1,438,910.46
  6. Step 6: Final answer
    x = 1,096,128.48

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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.