Finding the Fourth Proportional to 3,551,408.46, 5,328,454.14 and 2,132,450.46
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Solution
The fourth proportional to 3,551,408.46, 5,328,454.14 and 2,132,450.46 is: 3,199,481.17
Step by Step Solution
- Step 1: Write the proportion equation
3,551,408.46 : 5,328,454.14 = 2,132,450.46 : x - Step 2: Convert to fraction form
3,551,408.46/5,328,454.14 = 2,132,450.46/x - Step 3: Cross multiply
3,551,408.46x = 5,328,454.14 × 2,132,450.46 - Step 4: Simplify right side
3,551,408.46x = 11,362,664,481,931.90 - Step 5: Solve for x
x = 11,362,664,481,931.90/3,551,408.46 - Step 6: Final answer
x = 3,199,481.17
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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.