Finding the Fourth Proportional to 3,235,232.40, 4,850,515.80 and 2,113,933.20
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Solution
The fourth proportional to 3,235,232.40, 4,850,515.80 and 2,113,933.20 is: 3,169,375.53
Step by Step Solution
- Step 1: Write the proportion equation
3,235,232.40 : 4,850,515.80 = 2,113,933.20 : x - Step 2: Convert to fraction form
3,235,232.40/4,850,515.80 = 2,113,933.20/x - Step 3: Cross multiply
3,235,232.40x = 4,850,515.80 × 2,113,933.20 - Step 4: Simplify right side
3,235,232.40x = 10,253,666,386,744.56 - Step 5: Solve for x
x = 10,253,666,386,744.56/3,235,232.40 - Step 6: Final answer
x = 3,169,375.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.