Finding the Fourth Proportional to 2,624,888.72, 3,937,661.44 and 1,027,245.44
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Solution
The fourth proportional to 2,624,888.72, 3,937,661.44 and 1,027,245.44 is: 1,540,996.66
Step by Step Solution
- Step 1: Write the proportion equation
2,624,888.72 : 3,937,661.44 = 1,027,245.44 : x - Step 2: Convert to fraction form
2,624,888.72/3,937,661.44 = 1,027,245.44/x - Step 3: Cross multiply
2,624,888.72x = 3,937,661.44 × 1,027,245.44 - Step 4: Simplify right side
2,624,888.72x = 4,044,944,758,503.83 - Step 5: Solve for x
x = 4,044,944,758,503.83/2,624,888.72 - Step 6: Final answer
x = 1,540,996.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.