Finding the Fourth Proportional to 5,183,838.96, 7,779,229.20 and 2,151,207.96
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Solution
The fourth proportional to 5,183,838.96, 7,779,229.20 and 2,151,207.96 is: 3,228,252.25
Step by Step Solution
- Step 1: Write the proportion equation
5,183,838.96 : 7,779,229.20 = 2,151,207.96 : x - Step 2: Convert to fraction form
5,183,838.96/7,779,229.20 = 2,151,207.96/x - Step 3: Cross multiply
5,183,838.96x = 7,779,229.20 × 2,151,207.96 - Step 4: Simplify right side
5,183,838.96x = 16,734,739,777,704.43 - Step 5: Solve for x
x = 16,734,739,777,704.43/5,183,838.96 - Step 6: Final answer
x = 3,228,252.25
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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.