Finding the Fourth Proportional to 5,351,599.19, 7,385,226.21 and 2,904,209.70
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Solution
The fourth proportional to 5,351,599.19, 7,385,226.21 and 2,904,209.70 is: 4,007,819.88
Step by Step Solution
- Step 1: Write the proportion equation
5,351,599.19 : 7,385,226.21 = 2,904,209.70 : x - Step 2: Convert to fraction form
5,351,599.19/7,385,226.21 = 2,904,209.70/x - Step 3: Cross multiply
5,351,599.19x = 7,385,226.21 × 2,904,209.70 - Step 4: Simplify right side
5,351,599.19x = 21,448,245,595,776.24 - Step 5: Solve for x
x = 21,448,245,595,776.24/5,351,599.19 - Step 6: Final answer
x = 4,007,819.88
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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.