Home / 1,491,296.74-2,058,223.24-879,516.75

Finding the Fourth Proportional to 1,491,296.74, 2,058,223.24 and 879,516.75

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Solution

The fourth proportional to 1,491,296.74, 2,058,223.24 and 879,516.75 is: 1,213,870.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,296.74 : 2,058,223.24 = 879,516.75 : x
  2. Step 2: Convert to fraction form
    1,491,296.74/2,058,223.24 = 879,516.75/x
  3. Step 3: Cross multiply
    1,491,296.74x = 2,058,223.24 × 879,516.75
  4. Step 4: Simplify right side
    1,491,296.74x = 1,810,241,814,819.27
  5. Step 5: Solve for x
    x = 1,810,241,814,819.27/1,491,296.74
  6. Step 6: Final answer
    x = 1,213,870.97

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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.