Finding the Fourth Proportional to 5,051,435.68, 7,580,143.34 and 1,858,803.87
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Solution
The fourth proportional to 5,051,435.68, 7,580,143.34 and 1,858,803.87 is: 2,789,305.99
Step by Step Solution
- Step 1: Write the proportion equation
5,051,435.68 : 7,580,143.34 = 1,858,803.87 : x - Step 2: Convert to fraction form
5,051,435.68/7,580,143.34 = 1,858,803.87/x - Step 3: Cross multiply
5,051,435.68x = 7,580,143.34 × 1,858,803.87 - Step 4: Simplify right side
5,051,435.68x = 14,089,999,775,546.73 - Step 5: Solve for x
x = 14,089,999,775,546.73/5,051,435.68 - Step 6: Final answer
x = 2,789,305.99
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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.