Finding the Fourth Proportional to 3,642,243.29, 5,026,163.99 and 2,010,615.60
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Solution
The fourth proportional to 3,642,243.29, 5,026,163.99 and 2,010,615.60 is: 2,774,576.80
Step by Step Solution
- Step 1: Write the proportion equation
3,642,243.29 : 5,026,163.99 = 2,010,615.60 : x - Step 2: Convert to fraction form
3,642,243.29/5,026,163.99 = 2,010,615.60/x - Step 3: Cross multiply
3,642,243.29x = 5,026,163.99 × 2,010,615.60 - Step 4: Simplify right side
3,642,243.29x = 10,105,683,716,399.17 - Step 5: Solve for x
x = 10,105,683,716,399.17/3,642,243.29 - Step 6: Final answer
x = 2,774,576.80
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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.