Finding the Fourth Proportional to 5,199,436.84, 7,175,088.30 and 2,876,269
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Solution
The fourth proportional to 5,199,436.84, 7,175,088.30 and 2,876,269 is: 3,969,176.79
Step by Step Solution
- Step 1: Write the proportion equation
5,199,436.84 : 7,175,088.30 = 2,876,269 : x - Step 2: Convert to fraction form
5,199,436.84/7,175,088.30 = 2,876,269/x - Step 3: Cross multiply
5,199,436.84x = 7,175,088.30 × 2,876,269 - Step 4: Simplify right side
5,199,436.84x = 20,637,484,049,552.70 - Step 5: Solve for x
x = 20,637,484,049,552.70/5,199,436.84 - Step 6: Final answer
x = 3,969,176.79
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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.