Finding the Fourth Proportional to 3,017,793.98, 4,175,521.91 and 2,631,415.10
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Solution
The fourth proportional to 3,017,793.98, 4,175,521.91 and 2,631,415.10 is: 3,640,915.00
Step by Step Solution
- Step 1: Write the proportion equation
3,017,793.98 : 4,175,521.91 = 2,631,415.10 : x - Step 2: Convert to fraction form
3,017,793.98/4,175,521.91 = 2,631,415.10/x - Step 3: Cross multiply
3,017,793.98x = 4,175,521.91 × 2,631,415.10 - Step 4: Simplify right side
3,017,793.98x = 10,987,531,370,320.16 - Step 5: Solve for x
x = 10,987,531,370,320.16/3,017,793.98 - Step 6: Final answer
x = 3,640,915.00
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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.