Finding the Fourth Proportional to 2,540,534.34, 3,505,846.68 and 1,437,942.09
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Solution
The fourth proportional to 2,540,534.34, 3,505,846.68 and 1,437,942.09 is: 1,984,308.74
Step by Step Solution
- Step 1: Write the proportion equation
2,540,534.34 : 3,505,846.68 = 1,437,942.09 : x - Step 2: Convert to fraction form
2,540,534.34/3,505,846.68 = 1,437,942.09/x - Step 3: Cross multiply
2,540,534.34x = 3,505,846.68 × 1,437,942.09 - Step 4: Simplify right side
2,540,534.34x = 5,041,204,502,258.76 - Step 5: Solve for x
x = 5,041,204,502,258.76/2,540,534.34 - Step 6: Final answer
x = 1,984,308.74
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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.