Finding the Fourth Proportional to 1,086,062.09, 1,629,356.51 and 327,858.26
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Solution
The fourth proportional to 1,086,062.09, 1,629,356.51 and 327,858.26 is: 491,866.89
Step by Step Solution
- Step 1: Write the proportion equation
1,086,062.09 : 1,629,356.51 = 327,858.26 : x - Step 2: Convert to fraction form
1,086,062.09/1,629,356.51 = 327,858.26/x - Step 3: Cross multiply
1,086,062.09x = 1,629,356.51 × 327,858.26 - Step 4: Simplify right side
1,086,062.09x = 534,197,980,502.20 - Step 5: Solve for x
x = 534,197,980,502.20/1,086,062.09 - Step 6: Final answer
x = 491,866.89
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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.