Finding the Fourth Proportional to 3,923,373.28, 5,885,170.35 and 1,083,485.44
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Solution
The fourth proportional to 3,923,373.28, 5,885,170.35 and 1,083,485.44 is: 1,625,258.66
Step by Step Solution
- Step 1: Write the proportion equation
3,923,373.28 : 5,885,170.35 = 1,083,485.44 : x - Step 2: Convert to fraction form
3,923,373.28/5,885,170.35 = 1,083,485.44/x - Step 3: Cross multiply
3,923,373.28x = 5,885,170.35 × 1,083,485.44 - Step 4: Simplify right side
3,923,373.28x = 6,376,496,386,144.70 - Step 5: Solve for x
x = 6,376,496,386,144.70/3,923,373.28 - Step 6: Final answer
x = 1,625,258.66
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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.