Finding the Fourth Proportional to 3,703,217.70, 5,544,000.90 and 2,640,335.70
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Solution
The fourth proportional to 3,703,217.70, 5,544,000.90 and 2,640,335.70 is: 3,952,785.03
Step by Step Solution
- Step 1: Write the proportion equation
3,703,217.70 : 5,544,000.90 = 2,640,335.70 : x - Step 2: Convert to fraction form
3,703,217.70/5,544,000.90 = 2,640,335.70/x - Step 3: Cross multiply
3,703,217.70x = 5,544,000.90 × 2,640,335.70 - Step 4: Simplify right side
3,703,217.70x = 14,638,023,497,102.13 - Step 5: Solve for x
x = 14,638,023,497,102.13/3,703,217.70 - Step 6: Final answer
x = 3,952,785.03
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1.5x scale
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.