Finding the Fourth Proportional to 1,013,935.76, 1,399,542.84 and 584,502.96
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Solution
The fourth proportional to 1,013,935.76, 1,399,542.84 and 584,502.96 is: 806,793.65
Step by Step Solution
- Step 1: Write the proportion equation
1,013,935.76 : 1,399,542.84 = 584,502.96 : x - Step 2: Convert to fraction form
1,013,935.76/1,399,542.84 = 584,502.96/x - Step 3: Cross multiply
1,013,935.76x = 1,399,542.84 × 584,502.96 - Step 4: Simplify right side
1,013,935.76x = 818,036,932,626.81 - Step 5: Solve for x
x = 818,036,932,626.81/1,013,935.76 - Step 6: Final answer
x = 806,793.65
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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.