Finding the Fourth Proportional to 4,758,082.56, 7,122,193.92 and 2,507,397.12
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Solution
The fourth proportional to 4,758,082.56, 7,122,193.92 and 2,507,397.12 is: 3,753,227.96
Step by Step Solution
- Step 1: Write the proportion equation
4,758,082.56 : 7,122,193.92 = 2,507,397.12 : x - Step 2: Convert to fraction form
4,758,082.56/7,122,193.92 = 2,507,397.12/x - Step 3: Cross multiply
4,758,082.56x = 7,122,193.92 × 2,507,397.12 - Step 4: Simplify right side
4,758,082.56x = 17,858,168,523,089.51 - Step 5: Solve for x
x = 17,858,168,523,089.51/4,758,082.56 - Step 6: Final answer
x = 3,753,227.96
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1.5x scale
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.