Finding the Fourth Proportional to 2,942,288.08, 4,062,169.05 and 2,332,902.40
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Solution
The fourth proportional to 2,942,288.08, 4,062,169.05 and 2,332,902.40 is: 3,220,841.62
Step by Step Solution
- Step 1: Write the proportion equation
2,942,288.08 : 4,062,169.05 = 2,332,902.40 : x - Step 2: Convert to fraction form
2,942,288.08/4,062,169.05 = 2,332,902.40/x - Step 3: Cross multiply
2,942,288.08x = 4,062,169.05 × 2,332,902.40 - Step 4: Simplify right side
2,942,288.08x = 9,476,643,914,286.21 - Step 5: Solve for x
x = 9,476,643,914,286.21/2,942,288.08 - Step 6: Final answer
x = 3,220,841.62
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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.