Finding the Fourth Proportional to 2,629,299.66, 3,941,568.99 and 1,031,433.72
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Solution
The fourth proportional to 2,629,299.66, 3,941,568.99 and 1,031,433.72 is: 1,546,216.75
Step by Step Solution
- Step 1: Write the proportion equation
2,629,299.66 : 3,941,568.99 = 1,031,433.72 : x - Step 2: Convert to fraction form
2,629,299.66/3,941,568.99 = 1,031,433.72/x - Step 3: Cross multiply
2,629,299.66x = 3,941,568.99 × 1,031,433.72 - Step 4: Simplify right side
2,629,299.66x = 4,065,467,165,992.34 - Step 5: Solve for x
x = 4,065,467,165,992.34/2,629,299.66 - Step 6: Final answer
x = 1,546,216.75
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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.