Finding the Fourth Proportional to 4,791,327.75, 7,183,448.69 and 2,897,648.19
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Solution
The fourth proportional to 4,791,327.75, 7,183,448.69 and 2,897,648.19 is: 4,344,329.62
Step by Step Solution
- Step 1: Write the proportion equation
4,791,327.75 : 7,183,448.69 = 2,897,648.19 : x - Step 2: Convert to fraction form
4,791,327.75/7,183,448.69 = 2,897,648.19/x - Step 3: Cross multiply
4,791,327.75x = 7,183,448.69 × 2,897,648.19 - Step 4: Simplify right side
4,791,327.75x = 20,815,107,080,048.13 - Step 5: Solve for x
x = 20,815,107,080,048.13/4,791,327.75 - Step 6: Final answer
x = 4,344,329.62
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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.