Finding the Fourth Proportional to 3,907,130.44, 5,391,768.64 and 2,164,793.48
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Solution
The fourth proportional to 3,907,130.44, 5,391,768.64 and 2,164,793.48 is: 2,987,375.46
Step by Step Solution
- Step 1: Write the proportion equation
3,907,130.44 : 5,391,768.64 = 2,164,793.48 : x - Step 2: Convert to fraction form
3,907,130.44/5,391,768.64 = 2,164,793.48/x - Step 3: Cross multiply
3,907,130.44x = 5,391,768.64 × 2,164,793.48 - Step 4: Simplify right side
3,907,130.44x = 11,672,065,597,540.47 - Step 5: Solve for x
x = 11,672,065,597,540.47/3,907,130.44 - Step 6: Final answer
x = 2,987,375.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.