Finding the Fourth Proportional to 2,965,908.36, 4,449,212.46 and 2,222,678.28
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Solution
The fourth proportional to 2,965,908.36, 4,449,212.46 and 2,222,678.28 is: 3,334,279.65
Step by Step Solution
- Step 1: Write the proportion equation
2,965,908.36 : 4,449,212.46 = 2,222,678.28 : x - Step 2: Convert to fraction form
2,965,908.36/4,449,212.46 = 2,222,678.28/x - Step 3: Cross multiply
2,965,908.36x = 4,449,212.46 × 2,222,678.28 - Step 4: Simplify right side
2,965,908.36x = 9,889,167,897,947.37 - Step 5: Solve for x
x = 9,889,167,897,947.37/2,965,908.36 - Step 6: Final answer
x = 3,334,279.65
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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.