Finding the Fourth Proportional to 4,255,013.25, 5,871,918.29 and 2,727,120.38
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Solution
The fourth proportional to 4,255,013.25, 5,871,918.29 and 2,727,120.38 is: 3,763,426.12
Step by Step Solution
- Step 1: Write the proportion equation
4,255,013.25 : 5,871,918.29 = 2,727,120.38 : x - Step 2: Convert to fraction form
4,255,013.25/5,871,918.29 = 2,727,120.38/x - Step 3: Cross multiply
4,255,013.25x = 5,871,918.29 × 2,727,120.38 - Step 4: Simplify right side
4,255,013.25x = 16,013,427,995,358.56 - Step 5: Solve for x
x = 16,013,427,995,358.56/4,255,013.25 - Step 6: Final answer
x = 3,763,426.12
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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.