Finding the Fourth Proportional to 3,613,732.14, 4,986,936.81 and 2,236,801.62
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Solution
The fourth proportional to 3,613,732.14, 4,986,936.81 and 2,236,801.62 is: 3,086,777.85
Step by Step Solution
- Step 1: Write the proportion equation
3,613,732.14 : 4,986,936.81 = 2,236,801.62 : x - Step 2: Convert to fraction form
3,613,732.14/4,986,936.81 = 2,236,801.62/x - Step 3: Cross multiply
3,613,732.14x = 4,986,936.81 × 2,236,801.62 - Step 4: Simplify right side
3,613,732.14x = 11,154,788,335,445.63 - Step 5: Solve for x
x = 11,154,788,335,445.63/3,613,732.14 - Step 6: Final answer
x = 3,086,777.85
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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.