Finding the Fourth Proportional to 2,175,706.89, 3,264,976.26 and 827,880.66
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Solution
The fourth proportional to 2,175,706.89, 3,264,976.26 and 827,880.66 is: 1,242,359.77
Step by Step Solution
- Step 1: Write the proportion equation
2,175,706.89 : 3,264,976.26 = 827,880.66 : x - Step 2: Convert to fraction form
2,175,706.89/3,264,976.26 = 827,880.66/x - Step 3: Cross multiply
2,175,706.89x = 3,264,976.26 × 827,880.66 - Step 4: Simplify right side
2,175,706.89x = 2,703,010,701,013.13 - Step 5: Solve for x
x = 2,703,010,701,013.13/2,175,706.89 - Step 6: Final answer
x = 1,242,359.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.