Finding the Fourth Proportional to 966,608.70, 1,448,163.45 and 826,640.70
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Solution
The fourth proportional to 966,608.70, 1,448,163.45 and 826,640.70 is: 1,238,464.80
Step by Step Solution
- Step 1: Write the proportion equation
966,608.70 : 1,448,163.45 = 826,640.70 : x - Step 2: Convert to fraction form
966,608.70/1,448,163.45 = 826,640.70/x - Step 3: Cross multiply
966,608.70x = 1,448,163.45 × 826,640.70 - Step 4: Simplify right side
966,608.70x = 1,197,110,848,022.41 - Step 5: Solve for x
x = 1,197,110,848,022.41/966,608.70 - Step 6: Final answer
x = 1,238,464.80
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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.