Finding the Fourth Proportional to 2,431,216.24, 3,646,871.28 and 748,318
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Solution
The fourth proportional to 2,431,216.24, 3,646,871.28 and 748,318 is: 1,122,491.44
Step by Step Solution
- Step 1: Write the proportion equation
2,431,216.24 : 3,646,871.28 = 748,318 : x - Step 2: Convert to fraction form
2,431,216.24/3,646,871.28 = 748,318/x - Step 3: Cross multiply
2,431,216.24x = 3,646,871.28 × 748,318 - Step 4: Simplify right side
2,431,216.24x = 2,729,019,422,507.04 - Step 5: Solve for x
x = 2,729,019,422,507.04/2,431,216.24 - Step 6: Final answer
x = 1,122,491.44
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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.