Finding the Fourth Proportional to 4,324,910.70, 5,968,271.70 and 2,391,121.56
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Solution
The fourth proportional to 4,324,910.70, 5,968,271.70 and 2,391,121.56 is: 3,299,689.66
Step by Step Solution
- Step 1: Write the proportion equation
4,324,910.70 : 5,968,271.70 = 2,391,121.56 : x - Step 2: Convert to fraction form
4,324,910.70/5,968,271.70 = 2,391,121.56/x - Step 3: Cross multiply
4,324,910.70x = 5,968,271.70 × 2,391,121.56 - Step 4: Simplify right side
4,324,910.70x = 14,270,863,137,807.85 - Step 5: Solve for x
x = 14,270,863,137,807.85/4,324,910.70 - Step 6: Final answer
x = 3,299,689.66
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1.5x scale
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.