Finding the Fourth Proportional to 4,612,480.84, 6,918,745.84 and 3,025,096.20
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Solution
The fourth proportional to 4,612,480.84, 6,918,745.84 and 3,025,096.20 is: 4,537,660.42
Step by Step Solution
- Step 1: Write the proportion equation
4,612,480.84 : 6,918,745.84 = 3,025,096.20 : x - Step 2: Convert to fraction form
4,612,480.84/6,918,745.84 = 3,025,096.20/x - Step 3: Cross multiply
4,612,480.84x = 6,918,745.84 × 3,025,096.20 - Step 4: Simplify right side
4,612,480.84x = 20,929,871,749,349.81 - Step 5: Solve for x
x = 20,929,871,749,349.81/4,612,480.84 - Step 6: Final answer
x = 4,537,660.42
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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.