Finding the Fourth Proportional to 4,932,367.43, 7,405,260.44 and 2,774,910.76
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Solution
The fourth proportional to 4,932,367.43, 7,405,260.44 and 2,774,910.76 is: 4,166,140.73
Step by Step Solution
- Step 1: Write the proportion equation
4,932,367.43 : 7,405,260.44 = 2,774,910.76 : x - Step 2: Convert to fraction form
4,932,367.43/7,405,260.44 = 2,774,910.76/x - Step 3: Cross multiply
4,932,367.43x = 7,405,260.44 × 2,774,910.76 - Step 4: Simplify right side
4,932,367.43x = 20,548,936,843,170.63 - Step 5: Solve for x
x = 20,548,936,843,170.63/4,932,367.43 - Step 6: Final answer
x = 4,166,140.73
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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.