Finding the Fourth Proportional to 4,705,481.70, 7,063,471.35 and 4,397,114.70
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Solution
The fourth proportional to 4,705,481.70, 7,063,471.35 and 4,397,114.70 is: 6,600,576.88
Step by Step Solution
- Step 1: Write the proportion equation
4,705,481.70 : 7,063,471.35 = 4,397,114.70 : x - Step 2: Convert to fraction form
4,705,481.70/7,063,471.35 = 4,397,114.70/x - Step 3: Cross multiply
4,705,481.70x = 7,063,471.35 × 4,397,114.70 - Step 4: Simplify right side
4,705,481.70x = 31,058,893,706,113.84 - Step 5: Solve for x
x = 31,058,893,706,113.84/4,705,481.70 - Step 6: Final answer
x = 6,600,576.88
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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.