Finding the Fourth Proportional to 3,799,656.20, 5,243,486.23 and 2,057,295.62
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Solution
The fourth proportional to 3,799,656.20, 5,243,486.23 and 2,057,295.62 is: 2,839,046.67
Step by Step Solution
- Step 1: Write the proportion equation
3,799,656.20 : 5,243,486.23 = 2,057,295.62 : x - Step 2: Convert to fraction form
3,799,656.20/5,243,486.23 = 2,057,295.62/x - Step 3: Cross multiply
3,799,656.20x = 5,243,486.23 × 2,057,295.62 - Step 4: Simplify right side
3,799,656.20x = 10,787,401,270,189.65 - Step 5: Solve for x
x = 10,787,401,270,189.65/3,799,656.20 - Step 6: Final answer
x = 2,839,046.67
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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.