Finding the Fourth Proportional to 2,475,857.97, 3,416,512.93 and 1,373,185.33
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Solution
The fourth proportional to 2,475,857.97, 3,416,512.93 and 1,373,185.33 is: 1,894,900.87
Step by Step Solution
- Step 1: Write the proportion equation
2,475,857.97 : 3,416,512.93 = 1,373,185.33 : x - Step 2: Convert to fraction form
2,475,857.97/3,416,512.93 = 1,373,185.33/x - Step 3: Cross multiply
2,475,857.97x = 3,416,512.93 × 1,373,185.33 - Step 4: Simplify right side
2,475,857.97x = 4,691,505,423,257.07 - Step 5: Solve for x
x = 4,691,505,423,257.07/2,475,857.97 - Step 6: Final answer
x = 1,894,900.87
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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.