Finding the Fourth Proportional to 3,471,772.10, 5,203,134.18 and 1,934,706.32
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Solution
The fourth proportional to 3,471,772.10, 5,203,134.18 and 1,934,706.32 is: 2,899,538.42
Step by Step Solution
- Step 1: Write the proportion equation
3,471,772.10 : 5,203,134.18 = 1,934,706.32 : x - Step 2: Convert to fraction form
3,471,772.10/5,203,134.18 = 1,934,706.32/x - Step 3: Cross multiply
3,471,772.10x = 5,203,134.18 × 1,934,706.32 - Step 4: Simplify right side
3,471,772.10x = 10,066,536,581,854.02 - Step 5: Solve for x
x = 10,066,536,581,854.02/3,471,772.10 - Step 6: Final answer
x = 2,899,538.42
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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.