Finding the Fourth Proportional to 3,577,220.48, 4,936,560.72 and 2,049,333.68
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Solution
The fourth proportional to 3,577,220.48, 4,936,560.72 and 2,049,333.68 is: 2,828,078.45
Step by Step Solution
- Step 1: Write the proportion equation
3,577,220.48 : 4,936,560.72 = 2,049,333.68 : x - Step 2: Convert to fraction form
3,577,220.48/4,936,560.72 = 2,049,333.68/x - Step 3: Cross multiply
3,577,220.48x = 4,936,560.72 × 2,049,333.68 - Step 4: Simplify right side
3,577,220.48x = 10,116,660,146,861.05 - Step 5: Solve for x
x = 10,116,660,146,861.05/3,577,220.48 - Step 6: Final answer
x = 2,828,078.45
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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.