Finding the Fourth Proportional to 4,192,708.91, 6,282,648.41 and 2,821,404.24
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Solution
The fourth proportional to 4,192,708.91, 6,282,648.41 and 2,821,404.24 is: 4,227,789.54
Step by Step Solution
- Step 1: Write the proportion equation
4,192,708.91 : 6,282,648.41 = 2,821,404.24 : x - Step 2: Convert to fraction form
4,192,708.91/6,282,648.41 = 2,821,404.24/x - Step 3: Cross multiply
4,192,708.91x = 6,282,648.41 × 2,821,404.24 - Step 4: Simplify right side
4,192,708.91x = 17,725,890,848,296.24 - Step 5: Solve for x
x = 17,725,890,848,296.24/4,192,708.91 - Step 6: Final answer
x = 4,227,789.54
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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.