Finding the Fourth Proportional to 4,337,926.26, 5,982,847.68 and 3,813,515.60
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Solution
The fourth proportional to 4,337,926.26, 5,982,847.68 and 3,813,515.60 is: 5,259,582.94
Step by Step Solution
- Step 1: Write the proportion equation
4,337,926.26 : 5,982,847.68 = 3,813,515.60 : x - Step 2: Convert to fraction form
4,337,926.26/5,982,847.68 = 3,813,515.60/x - Step 3: Cross multiply
4,337,926.26x = 5,982,847.68 × 3,813,515.60 - Step 4: Simplify right side
4,337,926.26x = 22,815,682,960,103.81 - Step 5: Solve for x
x = 22,815,682,960,103.81/4,337,926.26 - Step 6: Final answer
x = 5,259,582.94
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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.