Finding the Fourth Proportional to 4,788,505.44, 6,608,278.05 and 2,613,188.97
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Solution
The fourth proportional to 4,788,505.44, 6,608,278.05 and 2,613,188.97 is: 3,606,277.48
Step by Step Solution
- Step 1: Write the proportion equation
4,788,505.44 : 6,608,278.05 = 2,613,188.97 : x - Step 2: Convert to fraction form
4,788,505.44/6,608,278.05 = 2,613,188.97/x - Step 3: Cross multiply
4,788,505.44x = 6,608,278.05 × 2,613,188.97 - Step 4: Simplify right side
4,788,505.44x = 17,268,679,310,953.11 - Step 5: Solve for x
x = 17,268,679,310,953.11/4,788,505.44 - Step 6: Final answer
x = 3,606,277.48
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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.