Finding the Fourth Proportional to 1,013,883.76, 1,399,471.08 and 584,450.96
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Solution
The fourth proportional to 1,013,883.76, 1,399,471.08 and 584,450.96 is: 806,721.88
Step by Step Solution
- Step 1: Write the proportion equation
1,013,883.76 : 1,399,471.08 = 584,450.96 : x - Step 2: Convert to fraction form
1,013,883.76/1,399,471.08 = 584,450.96/x - Step 3: Cross multiply
1,013,883.76x = 1,399,471.08 × 584,450.96 - Step 4: Simplify right side
1,013,883.76x = 817,922,216,198.24 - Step 5: Solve for x
x = 817,922,216,198.24/1,013,883.76 - Step 6: Final answer
x = 806,721.88
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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.