Finding the Fourth Proportional to 1,449,374.20, 2,173,405.20 and 550,517.20
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Solution
The fourth proportional to 1,449,374.20, 2,173,405.20 and 550,517.20 is: 825,526.59
Step by Step Solution
- Step 1: Write the proportion equation
1,449,374.20 : 2,173,405.20 = 550,517.20 : x - Step 2: Convert to fraction form
1,449,374.20/2,173,405.20 = 550,517.20/x - Step 3: Cross multiply
1,449,374.20x = 2,173,405.20 × 550,517.20 - Step 4: Simplify right side
1,449,374.20x = 1,196,496,945,169.44 - Step 5: Solve for x
x = 1,196,496,945,169.44/1,449,374.20 - Step 6: Final answer
x = 825,526.59
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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.