Finding the Fourth Proportional to 2,566,756.14, 3,853,919.10 and 1,431,735.96
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Solution
The fourth proportional to 2,566,756.14, 3,853,919.10 and 1,431,735.96 is: 2,149,715.15
Step by Step Solution
- Step 1: Write the proportion equation
2,566,756.14 : 3,853,919.10 = 1,431,735.96 : x - Step 2: Convert to fraction form
2,566,756.14/3,853,919.10 = 1,431,735.96/x - Step 3: Cross multiply
2,566,756.14x = 3,853,919.10 × 1,431,735.96 - Step 4: Simplify right side
2,566,756.14x = 5,517,794,562,400.84 - Step 5: Solve for x
x = 5,517,794,562,400.84/2,566,756.14 - Step 6: Final answer
x = 2,149,715.15
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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.