Finding the Fourth Proportional to 2,816,839.80, 4,224,198.60 and 1,019,278.62
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Solution
The fourth proportional to 2,816,839.80, 4,224,198.60 and 1,019,278.62 is: 1,528,533.97
Step by Step Solution
- Step 1: Write the proportion equation
2,816,839.80 : 4,224,198.60 = 1,019,278.62 : x - Step 2: Convert to fraction form
2,816,839.80/4,224,198.60 = 1,019,278.62/x - Step 3: Cross multiply
2,816,839.80x = 4,224,198.60 × 1,019,278.62 - Step 4: Simplify right side
2,816,839.80x = 4,305,635,319,613.93 - Step 5: Solve for x
x = 4,305,635,319,613.93/2,816,839.80 - Step 6: Final answer
x = 1,528,533.97
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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.