Finding the Fourth Proportional to 4,871,082.76, 6,722,107.29 and 2,695,775.92
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Solution
The fourth proportional to 4,871,082.76, 6,722,107.29 and 2,695,775.92 is: 3,720,178.01
Step by Step Solution
- Step 1: Write the proportion equation
4,871,082.76 : 6,722,107.29 = 2,695,775.92 : x - Step 2: Convert to fraction form
4,871,082.76/6,722,107.29 = 2,695,775.92/x - Step 3: Cross multiply
4,871,082.76x = 6,722,107.29 × 2,695,775.92 - Step 4: Simplify right side
4,871,082.76x = 18,121,294,947,233.19 - Step 5: Solve for x
x = 18,121,294,947,233.19/4,871,082.76 - Step 6: Final answer
x = 3,720,178.01
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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.