Finding the Fourth Proportional to 5,991,763.30, 8,987,710.56 and 1,731,968.44
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Solution
The fourth proportional to 5,991,763.30, 8,987,710.56 and 1,731,968.44 is: 2,597,971.62
Step by Step Solution
- Step 1: Write the proportion equation
5,991,763.30 : 8,987,710.56 = 1,731,968.44 : x - Step 2: Convert to fraction form
5,991,763.30/8,987,710.56 = 1,731,968.44/x - Step 3: Cross multiply
5,991,763.30x = 8,987,710.56 × 1,731,968.44 - Step 4: Simplify right side
5,991,763.30x = 15,566,431,008,810.57 - Step 5: Solve for x
x = 15,566,431,008,810.57/5,991,763.30 - Step 6: Final answer
x = 2,597,971.62
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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.