Finding the Fourth Proportional to 4,586,894.56, 6,841,642.76 and 3,983,107.60
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Solution
The fourth proportional to 4,586,894.56, 6,841,642.76 and 3,983,107.60 is: 5,941,056.40
Step by Step Solution
- Step 1: Write the proportion equation
4,586,894.56 : 6,841,642.76 = 3,983,107.60 : x - Step 2: Convert to fraction form
4,586,894.56/6,841,642.76 = 3,983,107.60/x - Step 3: Cross multiply
4,586,894.56x = 6,841,642.76 × 3,983,107.60 - Step 4: Simplify right side
4,586,894.56x = 27,250,999,273,840.98 - Step 5: Solve for x
x = 27,250,999,273,840.98/4,586,894.56 - Step 6: Final answer
x = 5,941,056.40
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.