Finding the Fourth Proportional to 1,610,845.11, 2,222,906.49 and 885,649.68
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Solution
The fourth proportional to 1,610,845.11, 2,222,906.49 and 885,649.68 is: 1,222,163.70
Step by Step Solution
- Step 1: Write the proportion equation
1,610,845.11 : 2,222,906.49 = 885,649.68 : x - Step 2: Convert to fraction form
1,610,845.11/2,222,906.49 = 885,649.68/x - Step 3: Cross multiply
1,610,845.11x = 2,222,906.49 × 885,649.68 - Step 4: Simplify right side
1,610,845.11x = 1,968,716,421,538.42 - Step 5: Solve for x
x = 1,968,716,421,538.42/1,610,845.11 - Step 6: Final answer
x = 1,222,163.70
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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.