Finding the Fourth Proportional to 2,491,246.46, 3,437,203.57 and 1,621,361.75
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Solution
The fourth proportional to 2,491,246.46, 3,437,203.57 and 1,621,361.75 is: 2,237,012.86
Step by Step Solution
- Step 1: Write the proportion equation
2,491,246.46 : 3,437,203.57 = 1,621,361.75 : x - Step 2: Convert to fraction form
2,491,246.46/3,437,203.57 = 1,621,361.75/x - Step 3: Cross multiply
2,491,246.46x = 3,437,203.57 × 1,621,361.75 - Step 4: Simplify right side
2,491,246.46x = 5,572,950,374,122.03 - Step 5: Solve for x
x = 5,572,950,374,122.03/2,491,246.46 - Step 6: Final answer
x = 2,237,012.86
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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.