Finding the Fourth Proportional to 1,622,850.12, 2,238,989.26 and 934,507.19
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Solution
The fourth proportional to 1,622,850.12, 2,238,989.26 and 934,507.19 is: 1,289,306.72
Step by Step Solution
- Step 1: Write the proportion equation
1,622,850.12 : 2,238,989.26 = 934,507.19 : x - Step 2: Convert to fraction form
1,622,850.12/2,238,989.26 = 934,507.19/x - Step 3: Cross multiply
1,622,850.12x = 2,238,989.26 × 934,507.19 - Step 4: Simplify right side
1,622,850.12x = 2,092,351,561,802.78 - Step 5: Solve for x
x = 2,092,351,561,802.78/1,622,850.12 - Step 6: Final answer
x = 1,289,306.72
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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.