Finding the Fourth Proportional to 1,702,361.97, 2,349,275.31 and 938,442.87
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Solution
The fourth proportional to 1,702,361.97, 2,349,275.31 and 938,442.87 is: 1,295,059.87
Step by Step Solution
- Step 1: Write the proportion equation
1,702,361.97 : 2,349,275.31 = 938,442.87 : x - Step 2: Convert to fraction form
1,702,361.97/2,349,275.31 = 938,442.87/x - Step 3: Cross multiply
1,702,361.97x = 2,349,275.31 × 938,442.87 - Step 4: Simplify right side
1,702,361.97x = 2,204,660,664,336.54 - Step 5: Solve for x
x = 2,204,660,664,336.54/1,702,361.97 - Step 6: Final answer
x = 1,295,059.87
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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.