Finding the Fourth Proportional to 3,999,180.93, 5,999,393.48 and 1,302,878.45
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Solution
The fourth proportional to 3,999,180.93, 5,999,393.48 and 1,302,878.45 is: 1,954,520.33
Step by Step Solution
- Step 1: Write the proportion equation
3,999,180.93 : 5,999,393.48 = 1,302,878.45 : x - Step 2: Convert to fraction form
3,999,180.93/5,999,393.48 = 1,302,878.45/x - Step 3: Cross multiply
3,999,180.93x = 5,999,393.48 × 1,302,878.45 - Step 4: Simplify right side
3,999,180.93x = 7,816,480,441,651.15 - Step 5: Solve for x
x = 7,816,480,441,651.15/3,999,180.93 - Step 6: Final answer
x = 1,954,520.33
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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.