Finding the Fourth Proportional to 2,161,540.05, 3,242,376.14 and 741,576.21
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Solution
The fourth proportional to 2,161,540.05, 3,242,376.14 and 741,576.21 is: 1,112,386.98
Step by Step Solution
- Step 1: Write the proportion equation
2,161,540.05 : 3,242,376.14 = 741,576.21 : x - Step 2: Convert to fraction form
2,161,540.05/3,242,376.14 = 741,576.21/x - Step 3: Cross multiply
2,161,540.05x = 3,242,376.14 × 741,576.21 - Step 4: Simplify right side
2,161,540.05x = 2,404,469,009,295.63 - Step 5: Solve for x
x = 2,404,469,009,295.63/2,161,540.05 - Step 6: Final answer
x = 1,112,386.98
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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.