Finding the Fourth Proportional to 5,087,202.48, 7,631,924.88 and 2,816,039.64
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Solution
The fourth proportional to 5,087,202.48, 7,631,924.88 and 2,816,039.64 is: 4,224,680.08
Step by Step Solution
- Step 1: Write the proportion equation
5,087,202.48 : 7,631,924.88 = 2,816,039.64 : x - Step 2: Convert to fraction form
5,087,202.48/7,631,924.88 = 2,816,039.64/x - Step 3: Cross multiply
5,087,202.48x = 7,631,924.88 × 2,816,039.64 - Step 4: Simplify right side
5,087,202.48x = 21,491,802,991,582.24 - Step 5: Solve for x
x = 21,491,802,991,582.24/5,087,202.48 - Step 6: Final answer
x = 4,224,680.08
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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.