Finding the Fourth Proportional to 4,019,113.98, 5,546,440.24 and 2,183,608.62
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Solution
The fourth proportional to 4,019,113.98, 5,546,440.24 and 2,183,608.62 is: 3,013,414.09
Step by Step Solution
- Step 1: Write the proportion equation
4,019,113.98 : 5,546,440.24 = 2,183,608.62 : x - Step 2: Convert to fraction form
4,019,113.98/5,546,440.24 = 2,183,608.62/x - Step 3: Cross multiply
4,019,113.98x = 5,546,440.24 × 2,183,608.62 - Step 4: Simplify right side
4,019,113.98x = 12,111,254,712,919.85 - Step 5: Solve for x
x = 12,111,254,712,919.85/4,019,113.98 - Step 6: Final answer
x = 3,013,414.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.