Finding the Fourth Proportional to 1,666,634.22, 2,299,944.51 and 941,716.62
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Solution
The fourth proportional to 1,666,634.22, 2,299,944.51 and 941,716.62 is: 1,299,562.88
Step by Step Solution
- Step 1: Write the proportion equation
1,666,634.22 : 2,299,944.51 = 941,716.62 : x - Step 2: Convert to fraction form
1,666,634.22/2,299,944.51 = 941,716.62/x - Step 3: Cross multiply
1,666,634.22x = 2,299,944.51 × 941,716.62 - Step 4: Simplify right side
1,666,634.22x = 2,165,895,970,144.76 - Step 5: Solve for x
x = 2,165,895,970,144.76/1,666,634.22 - Step 6: Final answer
x = 1,299,562.88
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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.