Finding the Fourth Proportional to 1,275,010.97, 1,759,553.84 and 702,071.64
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Solution
The fourth proportional to 1,275,010.97, 1,759,553.84 and 702,071.64 is: 968,880.17
Step by Step Solution
- Step 1: Write the proportion equation
1,275,010.97 : 1,759,553.84 = 702,071.64 : x - Step 2: Convert to fraction form
1,275,010.97/1,759,553.84 = 702,071.64/x - Step 3: Cross multiply
1,275,010.97x = 1,759,553.84 × 702,071.64 - Step 4: Simplify right side
1,275,010.97x = 1,235,332,846,606.74 - Step 5: Solve for x
x = 1,235,332,846,606.74/1,275,010.97 - Step 6: Final answer
x = 968,880.17
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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.