Finding the Fourth Proportional to 4,197,340.80, 6,308,452.80 and 3,649,910.40
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Solution
The fourth proportional to 4,197,340.80, 6,308,452.80 and 3,649,910.40 is: 5,485,684.53
Step by Step Solution
- Step 1: Write the proportion equation
4,197,340.80 : 6,308,452.80 = 3,649,910.40 : x - Step 2: Convert to fraction form
4,197,340.80/6,308,452.80 = 3,649,910.40/x - Step 3: Cross multiply
4,197,340.80x = 6,308,452.80 × 3,649,910.40 - Step 4: Simplify right side
4,197,340.80x = 23,025,287,482,629.12 - Step 5: Solve for x
x = 23,025,287,482,629.12/4,197,340.80 - Step 6: Final answer
x = 5,485,684.53
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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.