Finding the Fourth Proportional to 2,037,195.62, 2,811,165.40 and 1,177,811.24
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Solution
The fourth proportional to 2,037,195.62, 2,811,165.40 and 1,177,811.24 is: 1,625,284.37
Step by Step Solution
- Step 1: Write the proportion equation
2,037,195.62 : 2,811,165.40 = 1,177,811.24 : x - Step 2: Convert to fraction form
2,037,195.62/2,811,165.40 = 1,177,811.24/x - Step 3: Cross multiply
2,037,195.62x = 2,811,165.40 × 1,177,811.24 - Step 4: Simplify right side
2,037,195.62x = 3,311,022,205,619.10 - Step 5: Solve for x
x = 3,311,022,205,619.10/2,037,195.62 - Step 6: Final answer
x = 1,625,284.37
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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.