Finding the Fourth Proportional to 4,318,761.63, 5,957,153.67 and 3,284,000.81
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Solution
The fourth proportional to 4,318,761.63, 5,957,153.67 and 3,284,000.81 is: 4,529,839.61
Step by Step Solution
- Step 1: Write the proportion equation
4,318,761.63 : 5,957,153.67 = 3,284,000.81 : x - Step 2: Convert to fraction form
4,318,761.63/5,957,153.67 = 3,284,000.81/x - Step 3: Cross multiply
4,318,761.63x = 5,957,153.67 × 3,284,000.81 - Step 4: Simplify right side
4,318,761.63x = 19,563,297,477,574.47 - Step 5: Solve for x
x = 19,563,297,477,574.47/4,318,761.63 - Step 6: Final answer
x = 4,529,839.61
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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.