Finding the Fourth Proportional to 3,757,251.24, 5,184,847.53 and 2,125,686.42
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Solution
The fourth proportional to 3,757,251.24, 5,184,847.53 and 2,125,686.42 is: 2,933,357.20
Step by Step Solution
- Step 1: Write the proportion equation
3,757,251.24 : 5,184,847.53 = 2,125,686.42 : x - Step 2: Convert to fraction form
3,757,251.24/5,184,847.53 = 2,125,686.42/x - Step 3: Cross multiply
3,757,251.24x = 5,184,847.53 × 2,125,686.42 - Step 4: Simplify right side
3,757,251.24x = 11,021,359,984,291.54 - Step 5: Solve for x
x = 11,021,359,984,291.54/3,757,251.24 - Step 6: Final answer
x = 2,933,357.20
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1.5x scale
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.