Finding the Fourth Proportional to 4,331,722.81, 5,975,901.03 and 2,611,887.88
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Solution
The fourth proportional to 4,331,722.81, 5,975,901.03 and 2,611,887.88 is: 3,603,273.84
Step by Step Solution
- Step 1: Write the proportion equation
4,331,722.81 : 5,975,901.03 = 2,611,887.88 : x - Step 2: Convert to fraction form
4,331,722.81/5,975,901.03 = 2,611,887.88/x - Step 3: Cross multiply
4,331,722.81x = 5,975,901.03 × 2,611,887.88 - Step 4: Simplify right side
4,331,722.81x = 15,608,383,471,050.48 - Step 5: Solve for x
x = 15,608,383,471,050.48/4,331,722.81 - Step 6: Final answer
x = 3,603,273.84
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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.