Finding the Fourth Proportional to 2,668,994.21, 3,683,475.47 and 1,523,245.97
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Solution
The fourth proportional to 2,668,994.21, 3,683,475.47 and 1,523,245.97 is: 2,102,229.80
Step by Step Solution
- Step 1: Write the proportion equation
2,668,994.21 : 3,683,475.47 = 1,523,245.97 : x - Step 2: Convert to fraction form
2,668,994.21/3,683,475.47 = 1,523,245.97/x - Step 3: Cross multiply
2,668,994.21x = 3,683,475.47 × 1,523,245.97 - Step 4: Simplify right side
2,668,994.21x = 5,610,839,157,655.13 - Step 5: Solve for x
x = 5,610,839,157,655.13/2,668,994.21 - Step 6: Final answer
x = 2,102,229.80
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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.