Finding the Fourth Proportional to 2,586,433.36, 3,879,650.08 and 789,326.04
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Solution
The fourth proportional to 2,586,433.36, 3,879,650.08 and 789,326.04 is: 1,183,989.07
Step by Step Solution
- Step 1: Write the proportion equation
2,586,433.36 : 3,879,650.08 = 789,326.04 : x - Step 2: Convert to fraction form
2,586,433.36/3,879,650.08 = 789,326.04/x - Step 3: Cross multiply
2,586,433.36x = 3,879,650.08 × 789,326.04 - Step 4: Simplify right side
2,586,433.36x = 3,062,308,834,232.08 - Step 5: Solve for x
x = 3,062,308,834,232.08/2,586,433.36 - Step 6: Final answer
x = 1,183,989.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.