Finding the Fourth Proportional to 2,206,197.50, 3,044,682.62 and 1,661,372.06
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Solution
The fourth proportional to 2,206,197.50, 3,044,682.62 and 1,661,372.06 is: 2,292,791.39
Step by Step Solution
- Step 1: Write the proportion equation
2,206,197.50 : 3,044,682.62 = 1,661,372.06 : x - Step 2: Convert to fraction form
2,206,197.50/3,044,682.62 = 1,661,372.06/x - Step 3: Cross multiply
2,206,197.50x = 3,044,682.62 × 1,661,372.06 - Step 4: Simplify right side
2,206,197.50x = 5,058,350,612,905.32 - Step 5: Solve for x
x = 5,058,350,612,905.32/2,206,197.50 - Step 6: Final answer
x = 2,292,791.39
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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.