Finding the Fourth Proportional to 2,617,517.76, 3,926,325.86 and 820,361.46
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Solution
The fourth proportional to 2,617,517.76, 3,926,325.86 and 820,361.46 is: 1,230,557.62
Step by Step Solution
- Step 1: Write the proportion equation
2,617,517.76 : 3,926,325.86 = 820,361.46 : x - Step 2: Convert to fraction form
2,617,517.76/3,926,325.86 = 820,361.46/x - Step 3: Cross multiply
2,617,517.76x = 3,926,325.86 × 820,361.46 - Step 4: Simplify right side
2,617,517.76x = 3,221,006,414,945.36 - Step 5: Solve for x
x = 3,221,006,414,945.36/2,617,517.76 - Step 6: Final answer
x = 1,230,557.62
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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.