Finding the Fourth Proportional to 1,611,058.21, 2,223,184.22 and 885,936.49
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Solution
The fourth proportional to 1,611,058.21, 2,223,184.22 and 885,936.49 is: 1,222,550.50
Step by Step Solution
- Step 1: Write the proportion equation
1,611,058.21 : 2,223,184.22 = 885,936.49 : x - Step 2: Convert to fraction form
1,611,058.21/2,223,184.22 = 885,936.49/x - Step 3: Cross multiply
1,611,058.21x = 2,223,184.22 × 885,936.49 - Step 4: Simplify right side
1,611,058.21x = 1,969,600,017,824.81 - Step 5: Solve for x
x = 1,969,600,017,824.81/1,611,058.21 - Step 6: Final answer
x = 1,222,550.50
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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.