Finding the Fourth Proportional to 5,088,760.62, 7,022,543.91 and 2,765,653.13
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Solution
The fourth proportional to 5,088,760.62, 7,022,543.91 and 2,765,653.13 is: 3,816,630.80
Step by Step Solution
- Step 1: Write the proportion equation
5,088,760.62 : 7,022,543.91 = 2,765,653.13 : x - Step 2: Convert to fraction form
5,088,760.62/7,022,543.91 = 2,765,653.13/x - Step 3: Cross multiply
5,088,760.62x = 7,022,543.91 × 2,765,653.13 - Step 4: Simplify right side
5,088,760.62x = 19,421,920,512,937.29 - Step 5: Solve for x
x = 19,421,920,512,937.29/5,088,760.62 - Step 6: Final answer
x = 3,816,630.80
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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.