Home / 1,022,696.88-1,534,266.75-391,610.69

Finding the Fourth Proportional to 1,022,696.88, 1,534,266.75 and 391,610.69

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Solution

The fourth proportional to 1,022,696.88, 1,534,266.75 and 391,610.69 is: 587,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,696.88 : 1,534,266.75 = 391,610.69 : x
  2. Step 2: Convert to fraction form
    1,022,696.88/1,534,266.75 = 391,610.69/x
  3. Step 3: Cross multiply
    1,022,696.88x = 1,534,266.75 × 391,610.69
  4. Step 4: Simplify right side
    1,022,696.88x = 600,835,260,611.56
  5. Step 5: Solve for x
    x = 600,835,260,611.56/1,022,696.88
  6. Step 6: Final answer
    x = 587,500.82

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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.