Finding the Fourth Proportional to 1,146,062.97, 1,581,576.26 and 716,592.06
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Solution
The fourth proportional to 1,146,062.97, 1,581,576.26 and 716,592.06 is: 988,902.89
Step by Step Solution
- Step 1: Write the proportion equation
1,146,062.97 : 1,581,576.26 = 716,592.06 : x - Step 2: Convert to fraction form
1,146,062.97/1,581,576.26 = 716,592.06/x - Step 3: Cross multiply
1,146,062.97x = 1,581,576.26 × 716,592.06 - Step 4: Simplify right side
1,146,062.97x = 1,133,344,986,617.54 - Step 5: Solve for x
x = 1,133,344,986,617.54/1,146,062.97 - Step 6: Final answer
x = 988,902.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.