Finding the Fourth Proportional to 2,405,713.05, 3,608,568.18 and 2,246,280.75
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Solution
The fourth proportional to 2,405,713.05, 3,608,568.18 and 2,246,280.75 is: 3,369,419.82
Step by Step Solution
- Step 1: Write the proportion equation
2,405,713.05 : 3,608,568.18 = 2,246,280.75 : x - Step 2: Convert to fraction form
2,405,713.05/3,608,568.18 = 2,246,280.75/x - Step 3: Cross multiply
2,405,713.05x = 3,608,568.18 × 2,246,280.75 - Step 4: Simplify right side
2,405,713.05x = 8,105,857,237,796.54 - Step 5: Solve for x
x = 8,105,857,237,796.54/2,405,713.05 - Step 6: Final answer
x = 3,369,419.82
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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.