Finding the Fourth Proportional to 3,395,351.21, 5,093,533.23 and 1,121,115.88
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Solution
The fourth proportional to 3,395,351.21, 5,093,533.23 and 1,121,115.88 is: 1,681,841.03
Step by Step Solution
- Step 1: Write the proportion equation
3,395,351.21 : 5,093,533.23 = 1,121,115.88 : x - Step 2: Convert to fraction form
3,395,351.21/5,093,533.23 = 1,121,115.88/x - Step 3: Cross multiply
3,395,351.21x = 5,093,533.23 × 1,121,115.88 - Step 4: Simplify right side
3,395,351.21x = 5,710,440,989,460.69 - Step 5: Solve for x
x = 5,710,440,989,460.69/3,395,351.21 - Step 6: Final answer
x = 1,681,841.03
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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.