Finding the Fourth Proportional to 4,724,257.50, 6,519,476.70 and 2,764,512.24
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Solution
The fourth proportional to 4,724,257.50, 6,519,476.70 and 2,764,512.24 is: 3,815,027.68
Step by Step Solution
- Step 1: Write the proportion equation
4,724,257.50 : 6,519,476.70 = 2,764,512.24 : x - Step 2: Convert to fraction form
4,724,257.50/6,519,476.70 = 2,764,512.24/x - Step 3: Cross multiply
4,724,257.50x = 6,519,476.70 × 2,764,512.24 - Step 4: Simplify right side
4,724,257.50x = 18,023,173,135,544.81 - Step 5: Solve for x
x = 18,023,173,135,544.81/4,724,257.50 - Step 6: Final answer
x = 3,815,027.68
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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.