Finding the Fourth Proportional to 3,477,408.98, 5,212,431.98 and 1,169,705.22
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Solution
The fourth proportional to 3,477,408.98, 5,212,431.98 and 1,169,705.22 is: 1,753,319.48
Step by Step Solution
- Step 1: Write the proportion equation
3,477,408.98 : 5,212,431.98 = 1,169,705.22 : x - Step 2: Convert to fraction form
3,477,408.98/5,212,431.98 = 1,169,705.22/x - Step 3: Cross multiply
3,477,408.98x = 5,212,431.98 × 1,169,705.22 - Step 4: Simplify right side
3,477,408.98x = 6,097,008,895,900.94 - Step 5: Solve for x
x = 6,097,008,895,900.94/3,477,408.98 - Step 6: Final answer
x = 1,753,319.48
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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.