Finding the Fourth Proportional to 2,957,810.75, 4,081,778.85 and 1,599,683.75
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Solution
The fourth proportional to 2,957,810.75, 4,081,778.85 and 1,599,683.75 is: 2,207,563.58
Step by Step Solution
- Step 1: Write the proportion equation
2,957,810.75 : 4,081,778.85 = 1,599,683.75 : x - Step 2: Convert to fraction form
2,957,810.75/4,081,778.85 = 1,599,683.75/x - Step 3: Cross multiply
2,957,810.75x = 4,081,778.85 × 1,599,683.75 - Step 4: Simplify right side
2,957,810.75x = 6,529,555,297,438.69 - Step 5: Solve for x
x = 6,529,555,297,438.69/2,957,810.75 - Step 6: Final answer
x = 2,207,563.58
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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.