Finding the Fourth Proportional to 4,412,338.16, 6,089,639.52 and 2,478,745.84
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Solution
The fourth proportional to 4,412,338.16, 6,089,639.52 and 2,478,745.84 is: 3,421,013.55
Step by Step Solution
- Step 1: Write the proportion equation
4,412,338.16 : 6,089,639.52 = 2,478,745.84 : x - Step 2: Convert to fraction form
4,412,338.16/6,089,639.52 = 2,478,745.84/x - Step 3: Cross multiply
4,412,338.16x = 6,089,639.52 × 2,478,745.84 - Step 4: Simplify right side
4,412,338.16x = 15,094,668,627,299.60 - Step 5: Solve for x
x = 15,094,668,627,299.60/4,412,338.16 - Step 6: Final answer
x = 3,421,013.55
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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.