Finding the Fourth Proportional to 3,845,664.54, 5,764,428.99 and 1,448,471.97
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Solution
The fourth proportional to 3,845,664.54, 5,764,428.99 and 1,448,471.97 is: 2,171,175.81
Step by Step Solution
- Step 1: Write the proportion equation
3,845,664.54 : 5,764,428.99 = 1,448,471.97 : x - Step 2: Convert to fraction form
3,845,664.54/5,764,428.99 = 1,448,471.97/x - Step 3: Cross multiply
3,845,664.54x = 5,764,428.99 × 1,448,471.97 - Step 4: Simplify right side
3,845,664.54x = 8,349,613,815,070.41 - Step 5: Solve for x
x = 8,349,613,815,070.41/3,845,664.54 - Step 6: Final answer
x = 2,171,175.81
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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.