Finding the Fourth Proportional to 3,022,993.16, 4,171,906.05 and 2,276,583.08
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Solution
The fourth proportional to 3,022,993.16, 4,171,906.05 and 2,276,583.08 is: 3,141,816.80
Step by Step Solution
- Step 1: Write the proportion equation
3,022,993.16 : 4,171,906.05 = 2,276,583.08 : x - Step 2: Convert to fraction form
3,022,993.16/4,171,906.05 = 2,276,583.08/x - Step 3: Cross multiply
3,022,993.16x = 4,171,906.05 × 2,276,583.08 - Step 4: Simplify right side
3,022,993.16x = 9,497,690,692,537.19 - Step 5: Solve for x
x = 9,497,690,692,537.19/3,022,993.16 - Step 6: Final answer
x = 3,141,816.80
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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.