Finding the Fourth Proportional to 2,102,868.84, 3,154,607.74 and 663,063.54
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Solution
The fourth proportional to 2,102,868.84, 3,154,607.74 and 663,063.54 is: 994,691.32
Step by Step Solution
- Step 1: Write the proportion equation
2,102,868.84 : 3,154,607.74 = 663,063.54 : x - Step 2: Convert to fraction form
2,102,868.84/3,154,607.74 = 663,063.54/x - Step 3: Cross multiply
2,102,868.84x = 3,154,607.74 × 663,063.54 - Step 4: Simplify right side
2,102,868.84x = 2,091,705,388,214.65 - Step 5: Solve for x
x = 2,091,705,388,214.65/2,102,868.84 - Step 6: Final answer
x = 994,691.32
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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.