Finding the Fourth Proportional to 5,463,837.20, 8,194,327.75 and 1,624,625.67
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Solution
The fourth proportional to 5,463,837.20, 8,194,327.75 and 1,624,625.67 is: 2,436,513.89
Step by Step Solution
- Step 1: Write the proportion equation
5,463,837.20 : 8,194,327.75 = 1,624,625.67 : x - Step 2: Convert to fraction form
5,463,837.20/8,194,327.75 = 1,624,625.67/x - Step 3: Cross multiply
5,463,837.20x = 8,194,327.75 × 1,624,625.67 - Step 4: Simplify right side
5,463,837.20x = 13,312,715,202,920.21 - Step 5: Solve for x
x = 13,312,715,202,920.21/5,463,837.20 - Step 6: Final answer
x = 2,436,513.89
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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.