Finding the Fourth Proportional to 1,180,015.83, 1,770,012.22 and 338,571.99
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Solution
The fourth proportional to 1,180,015.83, 1,770,012.22 and 338,571.99 is: 507,854.67
Step by Step Solution
- Step 1: Write the proportion equation
1,180,015.83 : 1,770,012.22 = 338,571.99 : x - Step 2: Convert to fraction form
1,180,015.83/1,770,012.22 = 338,571.99/x - Step 3: Cross multiply
1,180,015.83x = 1,770,012.22 × 338,571.99 - Step 4: Simplify right side
1,180,015.83x = 599,276,549,953.23 - Step 5: Solve for x
x = 599,276,549,953.23/1,180,015.83 - Step 6: Final answer
x = 507,854.67
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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.