Finding the Fourth Proportional to 3,858,395.16, 5,324,201.69 and 2,227,328.00
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Solution
The fourth proportional to 3,858,395.16, 5,324,201.69 and 2,227,328.00 is: 3,073,491.17
Step by Step Solution
- Step 1: Write the proportion equation
3,858,395.16 : 5,324,201.69 = 2,227,328.00 : x - Step 2: Convert to fraction form
3,858,395.16/5,324,201.69 = 2,227,328.00/x - Step 3: Cross multiply
3,858,395.16x = 5,324,201.69 × 2,227,328.00 - Step 4: Simplify right side
3,858,395.16x = 11,858,743,464,026.67 - Step 5: Solve for x
x = 11,858,743,464,026.67/3,858,395.16 - Step 6: Final answer
x = 3,073,491.17
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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.