Finding the Fourth Proportional to 4,149,091.34, 5,725,604.67 and 2,288,580.65
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Solution
The fourth proportional to 4,149,091.34, 5,725,604.67 and 2,288,580.65 is: 3,158,163.31
Step by Step Solution
- Step 1: Write the proportion equation
4,149,091.34 : 5,725,604.67 = 2,288,580.65 : x - Step 2: Convert to fraction form
4,149,091.34/5,725,604.67 = 2,288,580.65/x - Step 3: Cross multiply
4,149,091.34x = 5,725,604.67 × 2,288,580.65 - Step 4: Simplify right side
4,149,091.34x = 13,103,508,057,311.63 - Step 5: Solve for x
x = 13,103,508,057,311.63/4,149,091.34 - Step 6: Final answer
x = 3,158,163.31
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1.5x scale
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.