Finding the Fourth Proportional to 1,850,563.44, 2,555,224.92 and 1,420,161.84
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Solution
The fourth proportional to 1,850,563.44, 2,555,224.92 and 1,420,161.84 is: 1,960,934.08
Step by Step Solution
- Step 1: Write the proportion equation
1,850,563.44 : 2,555,224.92 = 1,420,161.84 : x - Step 2: Convert to fraction form
1,850,563.44/2,555,224.92 = 1,420,161.84/x - Step 3: Cross multiply
1,850,563.44x = 2,555,224.92 × 1,420,161.84 - Step 4: Simplify right side
1,850,563.44x = 3,628,832,924,001.05 - Step 5: Solve for x
x = 3,628,832,924,001.05/1,850,563.44 - Step 6: Final answer
x = 1,960,934.08
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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.