Finding the Fourth Proportional to 4,668,552.42, 6,442,651.54 and 2,631,361.92
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Solution
The fourth proportional to 4,668,552.42, 6,442,651.54 and 2,631,361.92 is: 3,631,307.18
Step by Step Solution
- Step 1: Write the proportion equation
4,668,552.42 : 6,442,651.54 = 2,631,361.92 : x - Step 2: Convert to fraction form
4,668,552.42/6,442,651.54 = 2,631,361.92/x - Step 3: Cross multiply
4,668,552.42x = 6,442,651.54 × 2,631,361.92 - Step 4: Simplify right side
4,668,552.42x = 16,952,947,926,185.36 - Step 5: Solve for x
x = 16,952,947,926,185.36/4,668,552.42 - Step 6: Final answer
x = 3,631,307.18
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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.