Finding the Fourth Proportional to 5,871,325.80, 8,806,988.70 and 2,682,679.80
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Solution
The fourth proportional to 5,871,325.80, 8,806,988.70 and 2,682,679.80 is: 4,024,019.70
Step by Step Solution
- Step 1: Write the proportion equation
5,871,325.80 : 8,806,988.70 = 2,682,679.80 : x - Step 2: Convert to fraction form
5,871,325.80/8,806,988.70 = 2,682,679.80/x - Step 3: Cross multiply
5,871,325.80x = 8,806,988.70 × 2,682,679.80 - Step 4: Simplify right side
5,871,325.80x = 23,626,330,684,318.26 - Step 5: Solve for x
x = 23,626,330,684,318.26/5,871,325.80 - Step 6: Final answer
x = 4,024,019.70
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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.