Finding the Fourth Proportional to 7,190,887.80, 10,786,371.84 and 2,398,563.84
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Solution
The fourth proportional to 7,190,887.80, 10,786,371.84 and 2,398,563.84 is: 3,597,859.15
Step by Step Solution
- Step 1: Write the proportion equation
7,190,887.80 : 10,786,371.84 = 2,398,563.84 : x - Step 2: Convert to fraction form
7,190,887.80/10,786,371.84 = 2,398,563.84/x - Step 3: Cross multiply
7,190,887.80x = 10,786,371.84 × 2,398,563.84 - Step 4: Simplify right side
7,190,887.80x = 25,871,801,460,218.26 - Step 5: Solve for x
x = 25,871,801,460,218.26/7,190,887.80 - Step 6: Final answer
x = 3,597,859.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.