Finding the Fourth Proportional to 4,388,958.49, 6,056,519.09 and 2,454,845.40
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Solution
The fourth proportional to 4,388,958.49, 6,056,519.09 and 2,454,845.40 is: 3,387,550.39
Step by Step Solution
- Step 1: Write the proportion equation
4,388,958.49 : 6,056,519.09 = 2,454,845.40 : x - Step 2: Convert to fraction form
4,388,958.49/6,056,519.09 = 2,454,845.40/x - Step 3: Cross multiply
4,388,958.49x = 6,056,519.09 × 2,454,845.40 - Step 4: Simplify right side
4,388,958.49x = 14,867,818,015,824.46 - Step 5: Solve for x
x = 14,867,818,015,824.46/4,388,958.49 - Step 6: Final answer
x = 3,387,550.39
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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.