Finding the Fourth Proportional to 5,684,106.34, 7,844,121.57 and 3,105,786.84
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Solution
The fourth proportional to 5,684,106.34, 7,844,121.57 and 3,105,786.84 is: 4,286,015.79
Step by Step Solution
- Step 1: Write the proportion equation
5,684,106.34 : 7,844,121.57 = 3,105,786.84 : x - Step 2: Convert to fraction form
5,684,106.34/7,844,121.57 = 3,105,786.84/x - Step 3: Cross multiply
5,684,106.34x = 7,844,121.57 × 3,105,786.84 - Step 4: Simplify right side
5,684,106.34x = 24,362,169,543,466.14 - Step 5: Solve for x
x = 24,362,169,543,466.14/5,684,106.34 - Step 6: Final answer
x = 4,286,015.79
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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.