Finding the Fourth Proportional to 2,839,243.80, 4,258,865.70 and 844,699.80
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Solution
The fourth proportional to 2,839,243.80, 4,258,865.70 and 844,699.80 is: 1,267,049.70
Step by Step Solution
- Step 1: Write the proportion equation
2,839,243.80 : 4,258,865.70 = 844,699.80 : x - Step 2: Convert to fraction form
2,839,243.80/4,258,865.70 = 844,699.80/x - Step 3: Cross multiply
2,839,243.80x = 4,258,865.70 × 844,699.80 - Step 4: Simplify right side
2,839,243.80x = 3,597,463,005,016.86 - Step 5: Solve for x
x = 3,597,463,005,016.86/2,839,243.80 - Step 6: Final answer
x = 1,267,049.70
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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.