Finding the Fourth Proportional to 1,279,005.70, 1,765,028.16 and 706,046.26
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Solution
The fourth proportional to 1,279,005.70, 1,765,028.16 and 706,046.26 is: 974,344.00
Step by Step Solution
- Step 1: Write the proportion equation
1,279,005.70 : 1,765,028.16 = 706,046.26 : x - Step 2: Convert to fraction form
1,279,005.70/1,765,028.16 = 706,046.26/x - Step 3: Cross multiply
1,279,005.70x = 1,765,028.16 × 706,046.26 - Step 4: Simplify right side
1,279,005.70x = 1,246,191,531,162.68 - Step 5: Solve for x
x = 1,246,191,531,162.68/1,279,005.70 - Step 6: Final answer
x = 974,344.00
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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.