Finding the Fourth Proportional to 3,968,757.60, 5,954,518.80 and 1,726,504.80
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Solution
The fourth proportional to 3,968,757.60, 5,954,518.80 and 1,726,504.80 is: 2,590,358.58
Step by Step Solution
- Step 1: Write the proportion equation
3,968,757.60 : 5,954,518.80 = 1,726,504.80 : x - Step 2: Convert to fraction form
3,968,757.60/5,954,518.80 = 1,726,504.80/x - Step 3: Cross multiply
3,968,757.60x = 5,954,518.80 × 1,726,504.80 - Step 4: Simplify right side
3,968,757.60x = 10,280,505,289,890.24 - Step 5: Solve for x
x = 10,280,505,289,890.24/3,968,757.60 - Step 6: Final answer
x = 2,590,358.58
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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.