Finding the Fourth Proportional to 4,943,025.36, 6,822,091.15 and 2,767,708.70
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Solution
The fourth proportional to 4,943,025.36, 6,822,091.15 and 2,767,708.70 is: 3,819,838.99
Step by Step Solution
- Step 1: Write the proportion equation
4,943,025.36 : 6,822,091.15 = 2,767,708.70 : x - Step 2: Convert to fraction form
4,943,025.36/6,822,091.15 = 2,767,708.70/x - Step 3: Cross multiply
4,943,025.36x = 6,822,091.15 × 2,767,708.70 - Step 4: Simplify right side
4,943,025.36x = 18,881,561,015,135.11 - Step 5: Solve for x
x = 18,881,561,015,135.11/4,943,025.36 - Step 6: Final answer
x = 3,819,838.99
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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.