Finding the Fourth Proportional to 3,217,211.67, 4,826,634.36 and 1,489,327.23
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Solution
The fourth proportional to 3,217,211.67, 4,826,634.36 and 1,489,327.23 is: 2,234,368.99
Step by Step Solution
- Step 1: Write the proportion equation
3,217,211.67 : 4,826,634.36 = 1,489,327.23 : x - Step 2: Convert to fraction form
3,217,211.67/4,826,634.36 = 1,489,327.23/x - Step 3: Cross multiply
3,217,211.67x = 4,826,634.36 × 1,489,327.23 - Step 4: Simplify right side
3,217,211.67x = 7,188,437,981,601.62 - Step 5: Solve for x
x = 7,188,437,981,601.62/3,217,211.67 - Step 6: Final answer
x = 2,234,368.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.