Finding the Fourth Proportional to 1,278,227.97, 1,763,991.48 and 705,305.04
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Solution
The fourth proportional to 1,278,227.97, 1,763,991.48 and 705,305.04 is: 973,341.31
Step by Step Solution
- Step 1: Write the proportion equation
1,278,227.97 : 1,763,991.48 = 705,305.04 : x - Step 2: Convert to fraction form
1,278,227.97/1,763,991.48 = 705,305.04/x - Step 3: Cross multiply
1,278,227.97x = 1,763,991.48 × 705,305.04 - Step 4: Simplify right side
1,278,227.97x = 1,244,152,081,361.06 - Step 5: Solve for x
x = 1,244,152,081,361.06/1,278,227.97 - Step 6: Final answer
x = 973,341.31
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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.