Finding the Fourth Proportional to 2,144,026.26, 2,958,761.97 and 1,177,219.17
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Solution
The fourth proportional to 2,144,026.26, 2,958,761.97 and 1,177,219.17 is: 1,624,565.60
Step by Step Solution
- Step 1: Write the proportion equation
2,144,026.26 : 2,958,761.97 = 1,177,219.17 : x - Step 2: Convert to fraction form
2,144,026.26/2,958,761.97 = 1,177,219.17/x - Step 3: Cross multiply
2,144,026.26x = 2,958,761.97 × 1,177,219.17 - Step 4: Simplify right side
2,144,026.26x = 3,483,111,310,550.97 - Step 5: Solve for x
x = 3,483,111,310,550.97/2,144,026.26 - Step 6: Final answer
x = 1,624,565.60
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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.