Finding the Fourth Proportional to 4,223,950.56, 6,318,573.26 and 3,372,684.90
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Solution
The fourth proportional to 4,223,950.56, 6,318,573.26 and 3,372,684.90 is: 5,045,171.89
Step by Step Solution
- Step 1: Write the proportion equation
4,223,950.56 : 6,318,573.26 = 3,372,684.90 : x - Step 2: Convert to fraction form
4,223,950.56/6,318,573.26 = 3,372,684.90/x - Step 3: Cross multiply
4,223,950.56x = 6,318,573.26 × 3,372,684.90 - Step 4: Simplify right side
4,223,950.56x = 21,310,556,623,545.77 - Step 5: Solve for x
x = 21,310,556,623,545.77/4,223,950.56 - Step 6: Final answer
x = 5,045,171.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.