Finding the Fourth Proportional to 1,166,107.26, 1,609,282.80 and 682,828.10
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Solution
The fourth proportional to 1,166,107.26, 1,609,282.80 and 682,828.10 is: 942,334.86
Step by Step Solution
- Step 1: Write the proportion equation
1,166,107.26 : 1,609,282.80 = 682,828.10 : x - Step 2: Convert to fraction form
1,166,107.26/1,609,282.80 = 682,828.10/x - Step 3: Cross multiply
1,166,107.26x = 1,609,282.80 × 682,828.10 - Step 4: Simplify right side
1,166,107.26x = 1,098,863,516,686.68 - Step 5: Solve for x
x = 1,098,863,516,686.68/1,166,107.26 - Step 6: Final answer
x = 942,334.86
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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.