Finding the Fourth Proportional to 4,241,471.76, 6,362,207.64 and 1,208,900.88
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Solution
The fourth proportional to 4,241,471.76, 6,362,207.64 and 1,208,900.88 is: 1,813,351.32
Step by Step Solution
- Step 1: Write the proportion equation
4,241,471.76 : 6,362,207.64 = 1,208,900.88 : x - Step 2: Convert to fraction form
4,241,471.76/6,362,207.64 = 1,208,900.88/x - Step 3: Cross multiply
4,241,471.76x = 6,362,207.64 × 1,208,900.88 - Step 4: Simplify right side
4,241,471.76x = 7,691,278,414,738.72 - Step 5: Solve for x
x = 7,691,278,414,738.72/4,241,471.76 - Step 6: Final answer
x = 1,813,351.32
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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.