Finding the Fourth Proportional to 5,451,607.10, 8,177,410.65 and 1,664,597.90
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Solution
The fourth proportional to 5,451,607.10, 8,177,410.65 and 1,664,597.90 is: 2,496,896.85
Step by Step Solution
- Step 1: Write the proportion equation
5,451,607.10 : 8,177,410.65 = 1,664,597.90 : x - Step 2: Convert to fraction form
5,451,607.10/8,177,410.65 = 1,664,597.90/x - Step 3: Cross multiply
5,451,607.10x = 8,177,410.65 × 1,664,597.90 - Step 4: Simplify right side
5,451,607.10x = 13,612,100,595,427.63 - Step 5: Solve for x
x = 13,612,100,595,427.63/5,451,607.10 - Step 6: Final answer
x = 2,496,896.85
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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.