Finding the Fourth Proportional to 4,022,988.96, 5,551,724.80 and 2,212,152.96
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Solution
The fourth proportional to 4,022,988.96, 5,551,724.80 and 2,212,152.96 is: 3,052,771.10
Step by Step Solution
- Step 1: Write the proportion equation
4,022,988.96 : 5,551,724.80 = 2,212,152.96 : x - Step 2: Convert to fraction form
4,022,988.96/5,551,724.80 = 2,212,152.96/x - Step 3: Cross multiply
4,022,988.96x = 5,551,724.80 × 2,212,152.96 - Step 4: Simplify right side
4,022,988.96x = 12,281,264,449,425.41 - Step 5: Solve for x
x = 12,281,264,449,425.41/4,022,988.96 - Step 6: Final answer
x = 3,052,771.10
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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.