Finding the Fourth Proportional to 6,379,075.62, 9,568,647.99 and 1,586,764.98
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Solution
The fourth proportional to 6,379,075.62, 9,568,647.99 and 1,586,764.98 is: 2,380,156.07
Step by Step Solution
- Step 1: Write the proportion equation
6,379,075.62 : 9,568,647.99 = 1,586,764.98 : x - Step 2: Convert to fraction form
6,379,075.62/9,568,647.99 = 1,586,764.98/x - Step 3: Cross multiply
6,379,075.62x = 9,568,647.99 × 1,586,764.98 - Step 4: Simplify right side
6,379,075.62x = 15,183,195,536,479.39 - Step 5: Solve for x
x = 15,183,195,536,479.39/6,379,075.62 - Step 6: Final answer
x = 2,380,156.07
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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.