Finding the Fourth Proportional to 4,613,198.97, 6,366,189.21 and 2,548,356.60
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Solution
The fourth proportional to 4,613,198.97, 6,366,189.21 and 2,548,356.60 is: 3,516,718.09
Step by Step Solution
- Step 1: Write the proportion equation
4,613,198.97 : 6,366,189.21 = 2,548,356.60 : x - Step 2: Convert to fraction form
4,613,198.97/6,366,189.21 = 2,548,356.60/x - Step 3: Cross multiply
4,613,198.97x = 6,366,189.21 × 2,548,356.60 - Step 4: Simplify right side
4,613,198.97x = 16,223,320,290,152.29 - Step 5: Solve for x
x = 16,223,320,290,152.29/4,613,198.97 - Step 6: Final answer
x = 3,516,718.09
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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.