Finding the Fourth Proportional to 2,245,183.59, 3,098,352.67 and 1,212,690.36
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Solution
The fourth proportional to 2,245,183.59, 3,098,352.67 and 1,212,690.36 is: 1,673,512.33
Step by Step Solution
- Step 1: Write the proportion equation
2,245,183.59 : 3,098,352.67 = 1,212,690.36 : x - Step 2: Convert to fraction form
2,245,183.59/3,098,352.67 = 1,212,690.36/x - Step 3: Cross multiply
2,245,183.59x = 3,098,352.67 × 1,212,690.36 - Step 4: Simplify right side
2,245,183.59x = 3,757,342,414,789.26 - Step 5: Solve for x
x = 3,757,342,414,789.26/2,245,183.59 - Step 6: Final answer
x = 1,673,512.33
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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.