Finding the Fourth Proportional to 3,858,230.41, 5,786,782.28 and 1,125,043.36
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Solution
The fourth proportional to 3,858,230.41, 5,786,782.28 and 1,125,043.36 is: 1,687,400.78
Step by Step Solution
- Step 1: Write the proportion equation
3,858,230.41 : 5,786,782.28 = 1,125,043.36 : x - Step 2: Convert to fraction form
3,858,230.41/5,786,782.28 = 1,125,043.36/x - Step 3: Cross multiply
3,858,230.41x = 5,786,782.28 × 1,125,043.36 - Step 4: Simplify right side
3,858,230.41x = 6,510,380,996,557.05 - Step 5: Solve for x
x = 6,510,380,996,557.05/3,858,230.41 - Step 6: Final answer
x = 1,687,400.78
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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.