Finding the Fourth Proportional to 4,542,371.37, 6,268,849.34 and 2,609,005.05
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Solution
The fourth proportional to 4,542,371.37, 6,268,849.34 and 2,609,005.05 is: 3,600,643.42
Step by Step Solution
- Step 1: Write the proportion equation
4,542,371.37 : 6,268,849.34 = 2,609,005.05 : x - Step 2: Convert to fraction form
4,542,371.37/6,268,849.34 = 2,609,005.05/x - Step 3: Cross multiply
4,542,371.37x = 6,268,849.34 × 2,609,005.05 - Step 4: Simplify right side
4,542,371.37x = 16,355,459,572,704.14 - Step 5: Solve for x
x = 16,355,459,572,704.14/4,542,371.37 - Step 6: Final answer
x = 3,600,643.42
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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.