Finding the Fourth Proportional to 1,977,572.26, 2,728,048.17 and 1,251,196.66
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Solution
The fourth proportional to 1,977,572.26, 2,728,048.17 and 1,251,196.66 is: 1,726,017.72
Step by Step Solution
- Step 1: Write the proportion equation
1,977,572.26 : 2,728,048.17 = 1,251,196.66 : x - Step 2: Convert to fraction form
1,977,572.26/2,728,048.17 = 1,251,196.66/x - Step 3: Cross multiply
1,977,572.26x = 2,728,048.17 × 1,251,196.66 - Step 4: Simplify right side
1,977,572.26x = 3,413,324,758,623.11 - Step 5: Solve for x
x = 3,413,324,758,623.11/1,977,572.26 - Step 6: Final answer
x = 1,726,017.72
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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.