Finding the Fourth Proportional to 1,375,864.68, 1,898,629.36 and 764,056.24
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Solution
The fourth proportional to 1,375,864.68, 1,898,629.36 and 764,056.24 is: 1,054,362.13
Step by Step Solution
- Step 1: Write the proportion equation
1,375,864.68 : 1,898,629.36 = 764,056.24 : x - Step 2: Convert to fraction form
1,375,864.68/1,898,629.36 = 764,056.24/x - Step 3: Cross multiply
1,375,864.68x = 1,898,629.36 × 764,056.24 - Step 4: Simplify right side
1,375,864.68x = 1,450,659,609,955.21 - Step 5: Solve for x
x = 1,450,659,609,955.21/1,375,864.68 - Step 6: Final answer
x = 1,054,362.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.