Finding the Fourth Proportional to 1,518,745.11, 2,096,395.62 and 874,422.10
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Solution
The fourth proportional to 1,518,745.11, 2,096,395.62 and 874,422.10 is: 1,207,006.14
Step by Step Solution
- Step 1: Write the proportion equation
1,518,745.11 : 2,096,395.62 = 874,422.10 : x - Step 2: Convert to fraction form
1,518,745.11/2,096,395.62 = 874,422.10/x - Step 3: Cross multiply
1,518,745.11x = 2,096,395.62 × 874,422.10 - Step 4: Simplify right side
1,518,745.11x = 1,833,134,660,471.20 - Step 5: Solve for x
x = 1,833,134,660,471.20/1,518,745.11 - Step 6: Final answer
x = 1,207,006.14
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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.