Finding the Fourth Proportional to 1,299,493.31, 1,792,580.81 and 755,568.99
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Solution
The fourth proportional to 1,299,493.31, 1,792,580.81 and 755,568.99 is: 1,042,266.60
Step by Step Solution
- Step 1: Write the proportion equation
1,299,493.31 : 1,792,580.81 = 755,568.99 : x - Step 2: Convert to fraction form
1,299,493.31/1,792,580.81 = 755,568.99/x - Step 3: Cross multiply
1,299,493.31x = 1,792,580.81 × 755,568.99 - Step 4: Simplify right side
1,299,493.31x = 1,354,418,468,327.24 - Step 5: Solve for x
x = 1,354,418,468,327.24/1,299,493.31 - Step 6: Final answer
x = 1,042,266.60
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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.