Finding the Fourth Proportional to 4,970,861.75, 6,855,540.14 and 3,424,591.19
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Solution
The fourth proportional to 4,970,861.75, 6,855,540.14 and 3,424,591.19 is: 4,723,008.51
Step by Step Solution
- Step 1: Write the proportion equation
4,970,861.75 : 6,855,540.14 = 3,424,591.19 : x - Step 2: Convert to fraction form
4,970,861.75/6,855,540.14 = 3,424,591.19/x - Step 3: Cross multiply
4,970,861.75x = 6,855,540.14 × 3,424,591.19 - Step 4: Simplify right side
4,970,861.75x = 23,477,422,314,734.71 - Step 5: Solve for x
x = 23,477,422,314,734.71/4,970,861.75 - Step 6: Final answer
x = 4,723,008.51
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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.