Finding the Fourth Proportional to 5,199,439.84, 7,175,092.44 and 2,876,272
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Solution
The fourth proportional to 5,199,439.84, 7,175,092.44 and 2,876,272 is: 3,969,180.93
Step by Step Solution
- Step 1: Write the proportion equation
5,199,439.84 : 7,175,092.44 = 2,876,272 : x - Step 2: Convert to fraction form
5,199,439.84/7,175,092.44 = 2,876,272/x - Step 3: Cross multiply
5,199,439.84x = 7,175,092.44 × 2,876,272 - Step 4: Simplify right side
5,199,439.84x = 20,637,517,482,583.68 - Step 5: Solve for x
x = 20,637,517,482,583.68/5,199,439.84 - Step 6: Final answer
x = 3,969,180.93
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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.