Finding the Fourth Proportional to 3,703,537.21, 5,551,397.90 and 1,997,216.12
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Solution
The fourth proportional to 3,703,537.21, 5,551,397.90 and 1,997,216.12 is: 2,993,716.75
Step by Step Solution
- Step 1: Write the proportion equation
3,703,537.21 : 5,551,397.90 = 1,997,216.12 : x - Step 2: Convert to fraction form
3,703,537.21/5,551,397.90 = 1,997,216.12/x - Step 3: Cross multiply
3,703,537.21x = 5,551,397.90 × 1,997,216.12 - Step 4: Simplify right side
3,703,537.21x = 11,087,341,346,657.16 - Step 5: Solve for x
x = 11,087,341,346,657.16/3,703,537.21 - Step 6: Final answer
x = 2,993,716.75
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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.