Finding the Fourth Proportional to 4,914,861.10, 6,782,392.73 and 2,850,245.62
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Solution
The fourth proportional to 4,914,861.10, 6,782,392.73 and 2,850,245.62 is: 3,933,271.92
Step by Step Solution
- Step 1: Write the proportion equation
4,914,861.10 : 6,782,392.73 = 2,850,245.62 : x - Step 2: Convert to fraction form
4,914,861.10/6,782,392.73 = 2,850,245.62/x - Step 3: Cross multiply
4,914,861.10x = 6,782,392.73 × 2,850,245.62 - Step 4: Simplify right side
4,914,861.10x = 19,331,485,161,971.98 - Step 5: Solve for x
x = 19,331,485,161,971.98/4,914,861.10 - Step 6: Final answer
x = 3,933,271.92
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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.