Finding the Fourth Proportional to 4,734,245.90, 7,104,868.05 and 3,136,277.90
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Solution
The fourth proportional to 4,734,245.90, 7,104,868.05 and 3,136,277.90 is: 4,706,734.95
Step by Step Solution
- Step 1: Write the proportion equation
4,734,245.90 : 7,104,868.05 = 3,136,277.90 : x - Step 2: Convert to fraction form
4,734,245.90/7,104,868.05 = 3,136,277.90/x - Step 3: Cross multiply
4,734,245.90x = 7,104,868.05 × 3,136,277.90 - Step 4: Simplify right side
4,734,245.90x = 22,282,840,647,631.09 - Step 5: Solve for x
x = 22,282,840,647,631.09/4,734,245.90 - Step 6: Final answer
x = 4,706,734.95
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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.