Finding the Fourth Proportional to 2,720,744.70, 4,080,987.45 and 923,451.90
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Solution
The fourth proportional to 2,720,744.70, 4,080,987.45 and 923,451.90 is: 1,385,133.86
Step by Step Solution
- Step 1: Write the proportion equation
2,720,744.70 : 4,080,987.45 = 923,451.90 : x - Step 2: Convert to fraction form
2,720,744.70/4,080,987.45 = 923,451.90/x - Step 3: Cross multiply
2,720,744.70x = 4,080,987.45 × 923,451.90 - Step 4: Simplify right side
2,720,744.70x = 3,768,595,614,578.66 - Step 5: Solve for x
x = 3,768,595,614,578.66/2,720,744.70 - Step 6: Final answer
x = 1,385,133.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.