Finding the Fourth Proportional to 1,813,431.94, 2,720,049.42 and 551,161.14
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Solution
The fourth proportional to 1,813,431.94, 2,720,049.42 and 551,161.14 is: 826,711.78
Step by Step Solution
- Step 1: Write the proportion equation
1,813,431.94 : 2,720,049.42 = 551,161.14 : x - Step 2: Convert to fraction form
1,813,431.94/2,720,049.42 = 551,161.14/x - Step 3: Cross multiply
1,813,431.94x = 2,720,049.42 × 551,161.14 - Step 4: Simplify right side
1,813,431.94x = 1,499,185,539,183.54 - Step 5: Solve for x
x = 1,499,185,539,183.54/1,813,431.94 - Step 6: Final answer
x = 826,711.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.