Finding the Fourth Proportional to 4,431,596.95, 6,644,902.09 and 1,398,397.44
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Solution
The fourth proportional to 4,431,596.95, 6,644,902.09 and 1,398,397.44 is: 2,096,809.38
Step by Step Solution
- Step 1: Write the proportion equation
4,431,596.95 : 6,644,902.09 = 1,398,397.44 : x - Step 2: Convert to fraction form
4,431,596.95/6,644,902.09 = 1,398,397.44/x - Step 3: Cross multiply
4,431,596.95x = 6,644,902.09 × 1,398,397.44 - Step 4: Simplify right side
4,431,596.95x = 9,292,214,071,706.65 - Step 5: Solve for x
x = 9,292,214,071,706.65/4,431,596.95 - Step 6: Final answer
x = 2,096,809.38
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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.