Finding the Fourth Proportional to 5,382,697.62, 8,075,604.88 and 1,596,271.62
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Solution
The fourth proportional to 5,382,697.62, 8,075,604.88 and 1,596,271.62 is: 2,394,869.60
Step by Step Solution
- Step 1: Write the proportion equation
5,382,697.62 : 8,075,604.88 = 1,596,271.62 : x - Step 2: Convert to fraction form
5,382,697.62/8,075,604.88 = 1,596,271.62/x - Step 3: Cross multiply
5,382,697.62x = 8,075,604.88 × 1,596,271.62 - Step 4: Simplify right side
5,382,697.62x = 12,890,858,884,277.51 - Step 5: Solve for x
x = 12,890,858,884,277.51/5,382,697.62 - Step 6: Final answer
x = 2,394,869.60
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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.