Finding the Fourth Proportional to 1,395,655.92, 2,093,459.58 and 764,225.28
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Solution
The fourth proportional to 1,395,655.92, 2,093,459.58 and 764,225.28 is: 1,146,324.61
Step by Step Solution
- Step 1: Write the proportion equation
1,395,655.92 : 2,093,459.58 = 764,225.28 : x - Step 2: Convert to fraction form
1,395,655.92/2,093,459.58 = 764,225.28/x - Step 3: Cross multiply
1,395,655.92x = 2,093,459.58 × 764,225.28 - Step 4: Simplify right side
1,395,655.92x = 1,599,874,733,694.18 - Step 5: Solve for x
x = 1,599,874,733,694.18/1,395,655.92 - Step 6: Final answer
x = 1,146,324.61
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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.