Finding the Fourth Proportional to 3,203,242.14, 4,420,474.23 and 1,752,937.62
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Solution
The fourth proportional to 3,203,242.14, 4,420,474.23 and 1,752,937.62 is: 2,419,053.96
Step by Step Solution
- Step 1: Write the proportion equation
3,203,242.14 : 4,420,474.23 = 1,752,937.62 : x - Step 2: Convert to fraction form
3,203,242.14/4,420,474.23 = 1,752,937.62/x - Step 3: Cross multiply
3,203,242.14x = 4,420,474.23 × 1,752,937.62 - Step 4: Simplify right side
3,203,242.14x = 7,748,815,576,007.53 - Step 5: Solve for x
x = 7,748,815,576,007.53/3,203,242.14 - Step 6: Final answer
x = 2,419,053.96
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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.