Finding the Fourth Proportional to 3,469,237.16, 5,203,634.14 and 1,072,881.12
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Solution
The fourth proportional to 3,469,237.16, 5,203,634.14 and 1,072,881.12 is: 1,609,253.15
Step by Step Solution
- Step 1: Write the proportion equation
3,469,237.16 : 5,203,634.14 = 1,072,881.12 : x - Step 2: Convert to fraction form
3,469,237.16/5,203,634.14 = 1,072,881.12/x - Step 3: Cross multiply
3,469,237.16x = 5,203,634.14 × 1,072,881.12 - Step 4: Simplify right side
3,469,237.16x = 5,582,880,824,193.44 - Step 5: Solve for x
x = 5,582,880,824,193.44/3,469,237.16 - Step 6: Final answer
x = 1,609,253.15
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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.