Finding the Fourth Proportional to 1,006,576.66, 1,389,114.12 and 576,939.70
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Solution
The fourth proportional to 1,006,576.66, 1,389,114.12 and 576,939.70 is: 796,198.76
Step by Step Solution
- Step 1: Write the proportion equation
1,006,576.66 : 1,389,114.12 = 576,939.70 : x - Step 2: Convert to fraction form
1,006,576.66/1,389,114.12 = 576,939.70/x - Step 3: Cross multiply
1,006,576.66x = 1,389,114.12 × 576,939.70 - Step 4: Simplify right side
1,006,576.66x = 801,435,083,658.56 - Step 5: Solve for x
x = 801,435,083,658.56/1,006,576.66 - Step 6: Final answer
x = 796,198.76
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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.