Finding the Fourth Proportional to 6,440,408.02, 9,660,612.04 and 2,396,790.82
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Solution
The fourth proportional to 6,440,408.02, 9,660,612.04 and 2,396,790.82 is: 3,595,186.23
Step by Step Solution
- Step 1: Write the proportion equation
6,440,408.02 : 9,660,612.04 = 2,396,790.82 : x - Step 2: Convert to fraction form
6,440,408.02/9,660,612.04 = 2,396,790.82/x - Step 3: Cross multiply
6,440,408.02x = 9,660,612.04 × 2,396,790.82 - Step 4: Simplify right side
6,440,408.02x = 23,154,466,259,137.26 - Step 5: Solve for x
x = 23,154,466,259,137.26/6,440,408.02 - Step 6: Final answer
x = 3,595,186.23
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1.5x scale
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.