Finding the Fourth Proportional to 5,776,583.28, 7,972,219.68 and 3,198,264
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Solution
The fourth proportional to 5,776,583.28, 7,972,219.68 and 3,198,264 is: 4,413,900.39
Step by Step Solution
- Step 1: Write the proportion equation
5,776,583.28 : 7,972,219.68 = 3,198,264 : x - Step 2: Convert to fraction form
5,776,583.28/7,972,219.68 = 3,198,264/x - Step 3: Cross multiply
5,776,583.28x = 7,972,219.68 × 3,198,264 - Step 4: Simplify right side
5,776,583.28x = 25,497,263,202,635.52 - Step 5: Solve for x
x = 25,497,263,202,635.52/5,776,583.28 - Step 6: Final answer
x = 4,413,900.39
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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.