Finding the Fourth Proportional to 3,676,708.74, 5,515,063.65 and 981,043.98
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Solution
The fourth proportional to 3,676,708.74, 5,515,063.65 and 981,043.98 is: 1,471,566.11
Step by Step Solution
- Step 1: Write the proportion equation
3,676,708.74 : 5,515,063.65 = 981,043.98 : x - Step 2: Convert to fraction form
3,676,708.74/5,515,063.65 = 981,043.98/x - Step 3: Cross multiply
3,676,708.74x = 5,515,063.65 × 981,043.98 - Step 4: Simplify right side
3,676,708.74x = 5,410,519,993,149.33 - Step 5: Solve for x
x = 5,410,519,993,149.33/3,676,708.74 - Step 6: Final answer
x = 1,471,566.11
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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.