Finding the Fourth Proportional to 2,117,699.07, 3,177,046.80 and 697,755.09
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Solution
The fourth proportional to 2,117,699.07, 3,177,046.80 and 697,755.09 is: 1,046,796.79
Step by Step Solution
- Step 1: Write the proportion equation
2,117,699.07 : 3,177,046.80 = 697,755.09 : x - Step 2: Convert to fraction form
2,117,699.07/3,177,046.80 = 697,755.09/x - Step 3: Cross multiply
2,117,699.07x = 3,177,046.80 × 697,755.09 - Step 4: Simplify right side
2,117,699.07x = 2,216,800,587,782.14 - Step 5: Solve for x
x = 2,216,800,587,782.14/2,117,699.07 - Step 6: Final answer
x = 1,046,796.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.