Finding the Fourth Proportional to 2,531,754.21, 3,493,733.88 and 1,444,377.81
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Solution
The fourth proportional to 2,531,754.21, 3,493,733.88 and 1,444,377.81 is: 1,993,191.78
Step by Step Solution
- Step 1: Write the proportion equation
2,531,754.21 : 3,493,733.88 = 1,444,377.81 : x - Step 2: Convert to fraction form
2,531,754.21/3,493,733.88 = 1,444,377.81/x - Step 3: Cross multiply
2,531,754.21x = 3,493,733.88 × 1,444,377.81 - Step 4: Simplify right side
2,531,754.21x = 5,046,271,690,317.20 - Step 5: Solve for x
x = 5,046,271,690,317.20/2,531,754.21 - Step 6: Final answer
x = 1,993,191.78
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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.