Finding the Fourth Proportional to 4,245,427.22, 6,358,439.45 and 3,332,531.70
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Solution
The fourth proportional to 4,245,427.22, 6,358,439.45 and 3,332,531.70 is: 4,991,182.27
Step by Step Solution
- Step 1: Write the proportion equation
4,245,427.22 : 6,358,439.45 = 3,332,531.70 : x - Step 2: Convert to fraction form
4,245,427.22/6,358,439.45 = 3,332,531.70/x - Step 3: Cross multiply
4,245,427.22x = 6,358,439.45 × 3,332,531.70 - Step 4: Simplify right side
4,245,427.22x = 21,189,701,037,986.89 - Step 5: Solve for x
x = 21,189,701,037,986.89/4,245,427.22 - Step 6: Final answer
x = 4,991,182.27
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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.