Finding the Fourth Proportional to 3,474,732.74, 4,795,122.91 and 1,904,861.81
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Solution
The fourth proportional to 3,474,732.74, 4,795,122.91 and 1,904,861.81 is: 2,628,704.76
Step by Step Solution
- Step 1: Write the proportion equation
3,474,732.74 : 4,795,122.91 = 1,904,861.81 : x - Step 2: Convert to fraction form
3,474,732.74/4,795,122.91 = 1,904,861.81/x - Step 3: Cross multiply
3,474,732.74x = 4,795,122.91 × 1,904,861.81 - Step 4: Simplify right side
3,474,732.74x = 9,134,046,488,647.13 - Step 5: Solve for x
x = 9,134,046,488,647.13/3,474,732.74 - Step 6: Final answer
x = 2,628,704.76
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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.