Finding the Fourth Proportional to 5,992,578.40, 8,970,205.20 and 3,460,712.80
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Solution
The fourth proportional to 5,992,578.40, 8,970,205.20 and 3,460,712.80 is: 5,180,291.67
Step by Step Solution
- Step 1: Write the proportion equation
5,992,578.40 : 8,970,205.20 = 3,460,712.80 : x - Step 2: Convert to fraction form
5,992,578.40/8,970,205.20 = 3,460,712.80/x - Step 3: Cross multiply
5,992,578.40x = 8,970,205.20 × 3,460,712.80 - Step 4: Simplify right side
5,992,578.40x = 31,043,303,954,266.55 - Step 5: Solve for x
x = 31,043,303,954,266.55/5,992,578.40 - Step 6: Final answer
x = 5,180,291.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.