Finding the Fourth Proportional to 5,691,040.64, 7,853,887.68 and 3,277,370.24
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Solution
The fourth proportional to 5,691,040.64, 7,853,887.68 and 3,277,370.24 is: 4,522,915.82
Step by Step Solution
- Step 1: Write the proportion equation
5,691,040.64 : 7,853,887.68 = 3,277,370.24 : x - Step 2: Convert to fraction form
5,691,040.64/7,853,887.68 = 3,277,370.24/x - Step 3: Cross multiply
5,691,040.64x = 7,853,887.68 × 3,277,370.24 - Step 4: Simplify right side
5,691,040.64x = 25,740,097,750,734.64 - Step 5: Solve for x
x = 25,740,097,750,734.64/5,691,040.64 - Step 6: Final answer
x = 4,522,915.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.