Finding the Fourth Proportional to 3,921,558.53, 5,881,015.34 and 1,492,135.05
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Solution
The fourth proportional to 3,921,558.53, 5,881,015.34 and 1,492,135.05 is: 2,237,699.38
Step by Step Solution
- Step 1: Write the proportion equation
3,921,558.53 : 5,881,015.34 = 1,492,135.05 : x - Step 2: Convert to fraction form
3,921,558.53/5,881,015.34 = 1,492,135.05/x - Step 3: Cross multiply
3,921,558.53x = 5,881,015.34 × 1,492,135.05 - Step 4: Simplify right side
3,921,558.53x = 8,775,269,091,067.78 - Step 5: Solve for x
x = 8,775,269,091,067.78/3,921,558.53 - Step 6: Final answer
x = 2,237,699.38
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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.