Home / 1,040,104.60-1,561,323.30-804,491.80

Finding the Fourth Proportional to 1,040,104.60, 1,561,323.30 and 804,491.80

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Solution

The fourth proportional to 1,040,104.60, 1,561,323.30 and 804,491.80 is: 1,207,639.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,104.60 : 1,561,323.30 = 804,491.80 : x
  2. Step 2: Convert to fraction form
    1,040,104.60/1,561,323.30 = 804,491.80/x
  3. Step 3: Cross multiply
    1,040,104.60x = 1,561,323.30 × 804,491.80
  4. Step 4: Simplify right side
    1,040,104.60x = 1,256,071,791,998.94
  5. Step 5: Solve for x
    x = 1,256,071,791,998.94/1,040,104.60
  6. Step 6: Final answer
    x = 1,207,639.88

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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.