Finding the Fourth Proportional to 4,571,981.08, 6,853,170.94 and 1,538,293.75
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Solution
The fourth proportional to 4,571,981.08, 6,853,170.94 and 1,538,293.75 is: 2,305,825.38
Step by Step Solution
- Step 1: Write the proportion equation
4,571,981.08 : 6,853,170.94 = 1,538,293.75 : x - Step 2: Convert to fraction form
4,571,981.08/6,853,170.94 = 1,538,293.75/x - Step 3: Cross multiply
4,571,981.08x = 6,853,170.94 × 1,538,293.75 - Step 4: Simplify right side
4,571,981.08x = 10,542,190,003,704.96 - Step 5: Solve for x
x = 10,542,190,003,704.96/4,571,981.08 - Step 6: Final answer
x = 2,305,825.38
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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.