Finding the Fourth Proportional to 2,479,578.49, 3,720,802.69 and 1,040,132.99
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Solution
The fourth proportional to 2,479,578.49, 3,720,802.69 and 1,040,132.99 is: 1,560,801.41
Step by Step Solution
- Step 1: Write the proportion equation
2,479,578.49 : 3,720,802.69 = 1,040,132.99 : x - Step 2: Convert to fraction form
2,479,578.49/3,720,802.69 = 1,040,132.99/x - Step 3: Cross multiply
2,479,578.49x = 3,720,802.69 × 1,040,132.99 - Step 4: Simplify right side
2,479,578.49x = 3,870,129,609,845.90 - Step 5: Solve for x
x = 3,870,129,609,845.90/2,479,578.49 - Step 6: Final answer
x = 1,560,801.41
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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.