Finding the Fourth Proportional to 2,007,771.58, 2,770,756.98 and 1,089,999.99
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Solution
The fourth proportional to 2,007,771.58, 2,770,756.98 and 1,089,999.99 is: 1,504,217.47
Step by Step Solution
- Step 1: Write the proportion equation
2,007,771.58 : 2,770,756.98 = 1,089,999.99 : x - Step 2: Convert to fraction form
2,007,771.58/2,770,756.98 = 1,089,999.99/x - Step 3: Cross multiply
2,007,771.58x = 2,770,756.98 × 1,089,999.99 - Step 4: Simplify right side
2,007,771.58x = 3,020,125,080,492.43 - Step 5: Solve for x
x = 3,020,125,080,492.43/2,007,771.58 - Step 6: Final answer
x = 1,504,217.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.