Finding the Fourth Proportional to 2,072,816.09, 3,109,224.14 and 809,757.98
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Solution
The fourth proportional to 2,072,816.09, 3,109,224.14 and 809,757.98 is: 1,214,636.98
Step by Step Solution
- Step 1: Write the proportion equation
2,072,816.09 : 3,109,224.14 = 809,757.98 : x - Step 2: Convert to fraction form
2,072,816.09/3,109,224.14 = 809,757.98/x - Step 3: Cross multiply
2,072,816.09x = 3,109,224.14 × 809,757.98 - Step 4: Simplify right side
2,072,816.09x = 2,517,719,073,841.74 - Step 5: Solve for x
x = 2,517,719,073,841.74/2,072,816.09 - Step 6: Final answer
x = 1,214,636.98
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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.