Finding the Fourth Proportional to 4,820,611.33, 6,639,673.30 and 3,592,982.62
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Solution
The fourth proportional to 4,820,611.33, 6,639,673.30 and 3,592,982.62 is: 4,948,797.81
Step by Step Solution
- Step 1: Write the proportion equation
4,820,611.33 : 6,639,673.30 = 3,592,982.62 : x - Step 2: Convert to fraction form
4,820,611.33/6,639,673.30 = 3,592,982.62/x - Step 3: Cross multiply
4,820,611.33x = 6,639,673.30 × 3,592,982.62 - Step 4: Simplify right side
4,820,611.33x = 23,856,230,769,378.05 - Step 5: Solve for x
x = 23,856,230,769,378.05/4,820,611.33 - Step 6: Final answer
x = 4,948,797.81
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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.