Home / 969,213.06-1,446,561.72-905,440.14

Finding the Fourth Proportional to 969,213.06, 1,446,561.72 and 905,440.14

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Solution

The fourth proportional to 969,213.06, 1,446,561.72 and 905,440.14 is: 1,351,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,213.06 : 1,446,561.72 = 905,440.14 : x
  2. Step 2: Convert to fraction form
    969,213.06/1,446,561.72 = 905,440.14/x
  3. Step 3: Cross multiply
    969,213.06x = 1,446,561.72 × 905,440.14
  4. Step 4: Simplify right side
    969,213.06x = 1,309,775,046,275.44
  5. Step 5: Solve for x
    x = 1,309,775,046,275.44/969,213.06
  6. Step 6: Final answer
    x = 1,351,379.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.