Finding the Fourth Proportional to 2,037,434.96, 2,811,676.92 and 1,273,931.12
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Solution
The fourth proportional to 2,037,434.96, 2,811,676.92 and 1,273,931.12 is: 1,758,035.37
Step by Step Solution
- Step 1: Write the proportion equation
2,037,434.96 : 2,811,676.92 = 1,273,931.12 : x - Step 2: Convert to fraction form
2,037,434.96/2,811,676.92 = 1,273,931.12/x - Step 3: Cross multiply
2,037,434.96x = 2,811,676.92 × 1,273,931.12 - Step 4: Simplify right side
2,037,434.96x = 3,581,882,727,773.75 - Step 5: Solve for x
x = 3,581,882,727,773.75/2,037,434.96 - Step 6: Final answer
x = 1,758,035.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.