Finding the Fourth Proportional to 4,825,817.33, 7,238,721.87 and 1,231,583.99
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Solution
The fourth proportional to 4,825,817.33, 7,238,721.87 and 1,231,583.99 is: 1,847,374.93
Step by Step Solution
- Step 1: Write the proportion equation
4,825,817.33 : 7,238,721.87 = 1,231,583.99 : x - Step 2: Convert to fraction form
4,825,817.33/7,238,721.87 = 1,231,583.99/x - Step 3: Cross multiply
4,825,817.33x = 7,238,721.87 × 1,231,583.99 - Step 4: Simplify right side
4,825,817.33x = 8,915,093,926,961.25 - Step 5: Solve for x
x = 8,915,093,926,961.25/4,825,817.33 - Step 6: Final answer
x = 1,847,374.93
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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.