Finding the Fourth Proportional to 2,475,961.75, 3,416,879.06 and 1,402,873.75
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Solution
The fourth proportional to 2,475,961.75, 3,416,879.06 and 1,402,873.75 is: 1,935,995.15
Step by Step Solution
- Step 1: Write the proportion equation
2,475,961.75 : 3,416,879.06 = 1,402,873.75 : x - Step 2: Convert to fraction form
2,475,961.75/3,416,879.06 = 1,402,873.75/x - Step 3: Cross multiply
2,475,961.75x = 3,416,879.06 × 1,402,873.75 - Step 4: Simplify right side
2,475,961.75x = 4,793,449,940,198.68 - Step 5: Solve for x
x = 4,793,449,940,198.68/2,475,961.75 - Step 6: Final answer
x = 1,935,995.15
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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.