Finding the Fourth Proportional to 1,370,517.11, 2,057,796.58 and 764,489.53
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Solution
The fourth proportional to 1,370,517.11, 2,057,796.58 and 764,489.53 is: 1,147,861.59
Step by Step Solution
- Step 1: Write the proportion equation
1,370,517.11 : 2,057,796.58 = 764,489.53 : x - Step 2: Convert to fraction form
1,370,517.11/2,057,796.58 = 764,489.53/x - Step 3: Cross multiply
1,370,517.11x = 2,057,796.58 × 764,489.53 - Step 4: Simplify right side
1,370,517.11x = 1,573,163,943,807.67 - Step 5: Solve for x
x = 1,573,163,943,807.67/1,370,517.11 - Step 6: Final answer
x = 1,147,861.59
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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.