Finding the Fourth Proportional to 1,686,674.52, 2,327,665.67 and 922,728.09
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Solution
The fourth proportional to 1,686,674.52, 2,327,665.67 and 922,728.09 is: 1,273,394.76
Step by Step Solution
- Step 1: Write the proportion equation
1,686,674.52 : 2,327,665.67 = 922,728.09 : x - Step 2: Convert to fraction form
1,686,674.52/2,327,665.67 = 922,728.09/x - Step 3: Cross multiply
1,686,674.52x = 2,327,665.67 × 922,728.09 - Step 4: Simplify right side
1,686,674.52x = 2,147,802,493,224.03 - Step 5: Solve for x
x = 2,147,802,493,224.03/1,686,674.52 - Step 6: Final answer
x = 1,273,394.76
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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.