Finding the Fourth Proportional to 4,693,811.85, 7,039,579.86 and 1,282,114.44
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Solution
The fourth proportional to 4,693,811.85, 7,039,579.86 and 1,282,114.44 is: 1,922,860.84
Step by Step Solution
- Step 1: Write the proportion equation
4,693,811.85 : 7,039,579.86 = 1,282,114.44 : x - Step 2: Convert to fraction form
4,693,811.85/7,039,579.86 = 1,282,114.44/x - Step 3: Cross multiply
4,693,811.85x = 7,039,579.86 × 1,282,114.44 - Step 4: Simplify right side
4,693,811.85x = 9,025,546,990,039.18 - Step 5: Solve for x
x = 9,025,546,990,039.18/4,693,811.85 - Step 6: Final answer
x = 1,922,860.84
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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.