Finding the Fourth Proportional to 1,247,396.37, 1,871,325.35 and 394,682.68
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Solution
The fourth proportional to 1,247,396.37, 1,871,325.35 and 394,682.68 is: 592,097.04
Step by Step Solution
- Step 1: Write the proportion equation
1,247,396.37 : 1,871,325.35 = 394,682.68 : x - Step 2: Convert to fraction form
1,247,396.37/1,871,325.35 = 394,682.68/x - Step 3: Cross multiply
1,247,396.37x = 1,871,325.35 × 394,682.68 - Step 4: Simplify right side
1,247,396.37x = 738,579,704,289.94 - Step 5: Solve for x
x = 738,579,704,289.94/1,247,396.37 - Step 6: Final answer
x = 592,097.04
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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.