Finding the Fourth Proportional to 7,994,585.79, 11,989,193.46 and 2,601,967.99
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Solution
The fourth proportional to 7,994,585.79, 11,989,193.46 and 2,601,967.99 is: 3,902,078.03
Step by Step Solution
- Step 1: Write the proportion equation
7,994,585.79 : 11,989,193.46 = 2,601,967.99 : x - Step 2: Convert to fraction form
7,994,585.79/11,989,193.46 = 2,601,967.99/x - Step 3: Cross multiply
7,994,585.79x = 11,989,193.46 × 2,601,967.99 - Step 4: Simplify right side
7,994,585.79x = 31,195,497,565,183.85 - Step 5: Solve for x
x = 31,195,497,565,183.85/7,994,585.79 - Step 6: Final answer
x = 3,902,078.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.