Finding the Fourth Proportional to 1,531,773.97, 2,296,596.94 and 678,380.58
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Solution
The fourth proportional to 1,531,773.97, 2,296,596.94 and 678,380.58 is: 1,017,099.65
Step by Step Solution
- Step 1: Write the proportion equation
1,531,773.97 : 2,296,596.94 = 678,380.58 : x - Step 2: Convert to fraction form
1,531,773.97/2,296,596.94 = 678,380.58/x - Step 3: Cross multiply
1,531,773.97x = 2,296,596.94 × 678,380.58 - Step 4: Simplify right side
1,531,773.97x = 1,557,966,764,183.43 - Step 5: Solve for x
x = 1,557,966,764,183.43/1,531,773.97 - Step 6: Final answer
x = 1,017,099.65
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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.