Finding the Fourth Proportional to 3,848,621.80, 5,771,571.90 and 1,323,689.80
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Solution
The fourth proportional to 3,848,621.80, 5,771,571.90 and 1,323,689.80 is: 1,985,066.67
Step by Step Solution
- Step 1: Write the proportion equation
3,848,621.80 : 5,771,571.90 = 1,323,689.80 : x - Step 2: Convert to fraction form
3,848,621.80/5,771,571.90 = 1,323,689.80/x - Step 3: Cross multiply
3,848,621.80x = 5,771,571.90 × 1,323,689.80 - Step 4: Simplify right side
3,848,621.80x = 7,639,770,853,996.62 - Step 5: Solve for x
x = 7,639,770,853,996.62/3,848,621.80 - Step 6: Final answer
x = 1,985,066.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.