Finding the Fourth Proportional to 4,218,609.92, 5,822,154.86 and 2,383,186.44
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Solution
The fourth proportional to 4,218,609.92, 5,822,154.86 and 2,383,186.44 is: 3,289,064.59
Step by Step Solution
- Step 1: Write the proportion equation
4,218,609.92 : 5,822,154.86 = 2,383,186.44 : x - Step 2: Convert to fraction form
4,218,609.92/5,822,154.86 = 2,383,186.44/x - Step 3: Cross multiply
4,218,609.92x = 5,822,154.86 × 2,383,186.44 - Step 4: Simplify right side
4,218,609.92x = 13,875,280,513,932.10 - Step 5: Solve for x
x = 13,875,280,513,932.10/4,218,609.92 - Step 6: Final answer
x = 3,289,064.59
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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.