Finding the Fourth Proportional to 3,302,786.26, 4,952,990.79 and 1,143,224.62
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Solution
The fourth proportional to 3,302,786.26, 4,952,990.79 and 1,143,224.62 is: 1,714,425.51
Step by Step Solution
- Step 1: Write the proportion equation
3,302,786.26 : 4,952,990.79 = 1,143,224.62 : x - Step 2: Convert to fraction form
3,302,786.26/4,952,990.79 = 1,143,224.62/x - Step 3: Cross multiply
3,302,786.26x = 4,952,990.79 × 1,143,224.62 - Step 4: Simplify right side
3,302,786.26x = 5,662,381,013,761.25 - Step 5: Solve for x
x = 5,662,381,013,761.25/3,302,786.26 - Step 6: Final answer
x = 1,714,425.51
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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.