Finding the Fourth Proportional to 4,622,979.63, 6,934,270.18 and 1,211,190.99
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Solution
The fourth proportional to 4,622,979.63, 6,934,270.18 and 1,211,190.99 is: 1,816,734.28
Step by Step Solution
- Step 1: Write the proportion equation
4,622,979.63 : 6,934,270.18 = 1,211,190.99 : x - Step 2: Convert to fraction form
4,622,979.63/6,934,270.18 = 1,211,190.99/x - Step 3: Cross multiply
4,622,979.63x = 6,934,270.18 × 1,211,190.99 - Step 4: Simplify right side
4,622,979.63x = 8,398,725,564,241.68 - Step 5: Solve for x
x = 8,398,725,564,241.68/4,622,979.63 - Step 6: Final answer
x = 1,816,734.28
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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.