Finding the Fourth Proportional to 1,750,529.80, 2,415,729.18 and 945,713.80
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Solution
The fourth proportional to 1,750,529.80, 2,415,729.18 and 945,713.80 is: 1,305,083.99
Step by Step Solution
- Step 1: Write the proportion equation
1,750,529.80 : 2,415,729.18 = 945,713.80 : x - Step 2: Convert to fraction form
1,750,529.80/2,415,729.18 = 945,713.80/x - Step 3: Cross multiply
1,750,529.80x = 2,415,729.18 × 945,713.80 - Step 4: Simplify right side
1,750,529.80x = 2,284,588,422,588.68 - Step 5: Solve for x
x = 2,284,588,422,588.68/1,750,529.80 - Step 6: Final answer
x = 1,305,083.99
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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.