Finding the Fourth Proportional to 4,515,336.12, 6,769,391.97 and 2,355,277.56
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Solution
The fourth proportional to 4,515,336.12, 6,769,391.97 and 2,355,277.56 is: 3,531,032.15
Step by Step Solution
- Step 1: Write the proportion equation
4,515,336.12 : 6,769,391.97 = 2,355,277.56 : x - Step 2: Convert to fraction form
4,515,336.12/6,769,391.97 = 2,355,277.56/x - Step 3: Cross multiply
4,515,336.12x = 6,769,391.97 × 2,355,277.56 - Step 4: Simplify right side
4,515,336.12x = 15,943,797,001,785.19 - Step 5: Solve for x
x = 15,943,797,001,785.19/4,515,336.12 - Step 6: Final answer
x = 3,531,032.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.