Finding the Fourth Proportional to 1,198,538.08, 1,797,813.96 and 399,817.24
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Solution
The fourth proportional to 1,198,538.08, 1,797,813.96 and 399,817.24 is: 599,728.14
Step by Step Solution
- Step 1: Write the proportion equation
1,198,538.08 : 1,797,813.96 = 399,817.24 : x - Step 2: Convert to fraction form
1,198,538.08/1,797,813.96 = 399,817.24/x - Step 3: Cross multiply
1,198,538.08x = 1,797,813.96 × 399,817.24 - Step 4: Simplify right side
1,198,538.08x = 718,797,015,520.67 - Step 5: Solve for x
x = 718,797,015,520.67/1,198,538.08 - Step 6: Final answer
x = 599,728.14
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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.