Finding the Fourth Proportional to 5,494,584.20, 8,241,876.30 and 2,807,198.60
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Solution
The fourth proportional to 5,494,584.20, 8,241,876.30 and 2,807,198.60 is: 4,210,797.90
Step by Step Solution
- Step 1: Write the proportion equation
5,494,584.20 : 8,241,876.30 = 2,807,198.60 : x - Step 2: Convert to fraction form
5,494,584.20/8,241,876.30 = 2,807,198.60/x - Step 3: Cross multiply
5,494,584.20x = 8,241,876.30 × 2,807,198.60 - Step 4: Simplify right side
5,494,584.20x = 23,136,583,610,733.18 - Step 5: Solve for x
x = 23,136,583,610,733.18/5,494,584.20 - Step 6: Final answer
x = 4,210,797.90
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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.