Finding the Fourth Proportional to 3,512,412.77, 5,269,371.19 and 1,050,621.97
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Solution
The fourth proportional to 3,512,412.77, 5,269,371.19 and 1,050,621.97 is: 1,576,157.90
Step by Step Solution
- Step 1: Write the proportion equation
3,512,412.77 : 5,269,371.19 = 1,050,621.97 : x - Step 2: Convert to fraction form
3,512,412.77/5,269,371.19 = 1,050,621.97/x - Step 3: Cross multiply
3,512,412.77x = 5,269,371.19 × 1,050,621.97 - Step 4: Simplify right side
3,512,412.77x = 5,536,117,140,299.05 - Step 5: Solve for x
x = 5,536,117,140,299.05/3,512,412.77 - Step 6: Final answer
x = 1,576,157.90
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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.