Finding the Fourth Proportional to 3,473,395.38, 5,203,794.42 and 3,397,812.66
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Solution
The fourth proportional to 3,473,395.38, 5,203,794.42 and 3,397,812.66 is: 5,090,557.40
Step by Step Solution
- Step 1: Write the proportion equation
3,473,395.38 : 5,203,794.42 = 3,397,812.66 : x - Step 2: Convert to fraction form
3,473,395.38/5,203,794.42 = 3,397,812.66/x - Step 3: Cross multiply
3,473,395.38x = 5,203,794.42 × 3,397,812.66 - Step 4: Simplify right side
3,473,395.38x = 17,681,518,560,313.36 - Step 5: Solve for x
x = 17,681,518,560,313.36/3,473,395.38 - Step 6: Final answer
x = 5,090,557.40
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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.