Finding the Fourth Proportional to 5,246,883.78, 7,874,811.75 and 2,054,251.98
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Solution
The fourth proportional to 5,246,883.78, 7,874,811.75 and 2,054,251.98 is: 3,083,134.35
Step by Step Solution
- Step 1: Write the proportion equation
5,246,883.78 : 7,874,811.75 = 2,054,251.98 : x - Step 2: Convert to fraction form
5,246,883.78/7,874,811.75 = 2,054,251.98/x - Step 3: Cross multiply
5,246,883.78x = 7,874,811.75 × 2,054,251.98 - Step 4: Simplify right side
5,246,883.78x = 16,176,847,629,564.77 - Step 5: Solve for x
x = 16,176,847,629,564.77/5,246,883.78 - Step 6: Final answer
x = 3,083,134.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.