Finding the Fourth Proportional to 3,186,572.99, 4,397,471.36 and 1,736,268.42
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Solution
The fourth proportional to 3,186,572.99, 4,397,471.36 and 1,736,268.42 is: 2,396,050.76
Step by Step Solution
- Step 1: Write the proportion equation
3,186,572.99 : 4,397,471.36 = 1,736,268.42 : x - Step 2: Convert to fraction form
3,186,572.99/4,397,471.36 = 1,736,268.42/x - Step 3: Cross multiply
3,186,572.99x = 4,397,471.36 × 1,736,268.42 - Step 4: Simplify right side
3,186,572.99x = 7,635,190,650,222.45 - Step 5: Solve for x
x = 7,635,190,650,222.45/3,186,572.99 - Step 6: Final answer
x = 2,396,050.76
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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.