Finding the Fourth Proportional to 3,418,270.24, 4,717,201.26 and 1,890,344.56
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Solution
The fourth proportional to 3,418,270.24, 4,717,201.26 and 1,890,344.56 is: 2,608,669.04
Step by Step Solution
- Step 1: Write the proportion equation
3,418,270.24 : 4,717,201.26 = 1,890,344.56 : x - Step 2: Convert to fraction form
3,418,270.24/4,717,201.26 = 1,890,344.56/x - Step 3: Cross multiply
3,418,270.24x = 4,717,201.26 × 1,890,344.56 - Step 4: Simplify right side
3,418,270.24x = 8,917,135,735,561.94 - Step 5: Solve for x
x = 8,917,135,735,561.94/3,418,270.24 - Step 6: Final answer
x = 2,608,669.04
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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.