Finding the Fourth Proportional to 4,581,161.75, 6,865,764.82 and 2,559,323.99
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Solution
The fourth proportional to 4,581,161.75, 6,865,764.82 and 2,559,323.99 is: 3,835,646.41
Step by Step Solution
- Step 1: Write the proportion equation
4,581,161.75 : 6,865,764.82 = 2,559,323.99 : x - Step 2: Convert to fraction form
4,581,161.75/6,865,764.82 = 2,559,323.99/x - Step 3: Cross multiply
4,581,161.75x = 6,865,764.82 × 2,559,323.99 - Step 4: Simplify right side
4,581,161.75x = 17,571,716,613,524.03 - Step 5: Solve for x
x = 17,571,716,613,524.03/4,581,161.75 - Step 6: Final answer
x = 3,835,646.41
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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.