Finding the Fourth Proportional to 1,599,586.22, 2,207,433.36 and 874,442.62
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Solution
The fourth proportional to 1,599,586.22, 2,207,433.36 and 874,442.62 is: 1,206,733.21
Step by Step Solution
- Step 1: Write the proportion equation
1,599,586.22 : 2,207,433.36 = 874,442.62 : x - Step 2: Convert to fraction form
1,599,586.22/2,207,433.36 = 874,442.62/x - Step 3: Cross multiply
1,599,586.22x = 2,207,433.36 × 874,442.62 - Step 4: Simplify right side
1,599,586.22x = 1,930,273,810,793.80 - Step 5: Solve for x
x = 1,930,273,810,793.80/1,599,586.22 - Step 6: Final answer
x = 1,206,733.21
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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.