Finding the Fourth Proportional to 3,074,426.26, 4,618,637.79 and 2,224,120.66
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Solution
The fourth proportional to 3,074,426.26, 4,618,637.79 and 2,224,120.66 is: 3,341,243.82
Step by Step Solution
- Step 1: Write the proportion equation
3,074,426.26 : 4,618,637.79 = 2,224,120.66 : x - Step 2: Convert to fraction form
3,074,426.26/4,618,637.79 = 2,224,120.66/x - Step 3: Cross multiply
3,074,426.26x = 4,618,637.79 × 2,224,120.66 - Step 4: Simplify right side
3,074,426.26x = 10,272,407,729,795.74 - Step 5: Solve for x
x = 10,272,407,729,795.74/3,074,426.26 - Step 6: Final answer
x = 3,341,243.82
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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.