Finding the Fourth Proportional to 3,772,202.09, 5,658,304.97 and 1,247,857.34
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Solution
The fourth proportional to 3,772,202.09, 5,658,304.97 and 1,247,857.34 is: 1,871,786.62
Step by Step Solution
- Step 1: Write the proportion equation
3,772,202.09 : 5,658,304.97 = 1,247,857.34 : x - Step 2: Convert to fraction form
3,772,202.09/5,658,304.97 = 1,247,857.34/x - Step 3: Cross multiply
3,772,202.09x = 5,658,304.97 × 1,247,857.34 - Step 4: Simplify right side
3,772,202.09x = 7,060,757,396,679.46 - Step 5: Solve for x
x = 7,060,757,396,679.46/3,772,202.09 - Step 6: Final answer
x = 1,871,786.62
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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.