Finding the Fourth Proportional to 2,841,316.11, 3,921,950.66 and 2,261,602.62
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Solution
The fourth proportional to 2,841,316.11, 3,921,950.66 and 2,261,602.62 is: 3,121,755.39
Step by Step Solution
- Step 1: Write the proportion equation
2,841,316.11 : 3,921,950.66 = 2,261,602.62 : x - Step 2: Convert to fraction form
2,841,316.11/3,921,950.66 = 2,261,602.62/x - Step 3: Cross multiply
2,841,316.11x = 3,921,950.66 × 2,261,602.62 - Step 4: Simplify right side
2,841,316.11x = 8,869,893,876,858.72 - Step 5: Solve for x
x = 8,869,893,876,858.72/2,841,316.11 - Step 6: Final answer
x = 3,121,755.39
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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.