Finding the Fourth Proportional to 3,192,631.02, 4,784,787.99 and 1,297,156.50
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Solution
The fourth proportional to 3,192,631.02, 4,784,787.99 and 1,297,156.50 is: 1,944,045.15
Step by Step Solution
- Step 1: Write the proportion equation
3,192,631.02 : 4,784,787.99 = 1,297,156.50 : x - Step 2: Convert to fraction form
3,192,631.02/4,784,787.99 = 1,297,156.50/x - Step 3: Cross multiply
3,192,631.02x = 4,784,787.99 × 1,297,156.50 - Step 4: Simplify right side
3,192,631.02x = 6,206,618,842,350.44 - Step 5: Solve for x
x = 6,206,618,842,350.44/3,192,631.02 - Step 6: Final answer
x = 1,944,045.15
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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.