Finding the Fourth Proportional to 3,665,470.20, 5,493,539.70 and 3,264,228.60
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Solution
The fourth proportional to 3,665,470.20, 5,493,539.70 and 3,264,228.60 is: 4,892,188.02
Step by Step Solution
- Step 1: Write the proportion equation
3,665,470.20 : 5,493,539.70 = 3,264,228.60 : x - Step 2: Convert to fraction form
3,665,470.20/5,493,539.70 = 3,264,228.60/x - Step 3: Cross multiply
3,665,470.20x = 5,493,539.70 × 3,264,228.60 - Step 4: Simplify right side
3,665,470.20x = 17,932,169,403,975.42 - Step 5: Solve for x
x = 17,932,169,403,975.42/3,665,470.20 - Step 6: Final answer
x = 4,892,188.02
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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.