Finding the Fourth Proportional to 2,957,399.42, 4,081,209.47 and 1,599,272.42
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Solution
The fourth proportional to 2,957,399.42, 4,081,209.47 and 1,599,272.42 is: 2,206,995.00
Step by Step Solution
- Step 1: Write the proportion equation
2,957,399.42 : 4,081,209.47 = 1,599,272.42 : x - Step 2: Convert to fraction form
2,957,399.42/4,081,209.47 = 1,599,272.42/x - Step 3: Cross multiply
2,957,399.42x = 4,081,209.47 × 1,599,272.42 - Step 4: Simplify right side
2,957,399.42x = 6,526,965,729,205.95 - Step 5: Solve for x
x = 6,526,965,729,205.95/2,957,399.42 - Step 6: Final answer
x = 2,206,995.00
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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.