Finding the Fourth Proportional to 2,384,440.22, 3,299,192.16 and 2,079,153.20
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Solution
The fourth proportional to 2,384,440.22, 3,299,192.16 and 2,079,153.20 is: 2,876,786.71
Step by Step Solution
- Step 1: Write the proportion equation
2,384,440.22 : 3,299,192.16 = 2,079,153.20 : x - Step 2: Convert to fraction form
2,384,440.22/3,299,192.16 = 2,079,153.20/x - Step 3: Cross multiply
2,384,440.22x = 3,299,192.16 × 2,079,153.20 - Step 4: Simplify right side
2,384,440.22x = 6,859,525,936,878.91 - Step 5: Solve for x
x = 6,859,525,936,878.91/2,384,440.22 - Step 6: Final answer
x = 2,876,786.71
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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.