Finding the Fourth Proportional to 3,995,224.39, 5,512,998.23 and 2,949,202.11
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Solution
The fourth proportional to 3,995,224.39, 5,512,998.23 and 2,949,202.11 is: 4,069,595.19
Step by Step Solution
- Step 1: Write the proportion equation
3,995,224.39 : 5,512,998.23 = 2,949,202.11 : x - Step 2: Convert to fraction form
3,995,224.39/5,512,998.23 = 2,949,202.11/x - Step 3: Cross multiply
3,995,224.39x = 5,512,998.23 × 2,949,202.11 - Step 4: Simplify right side
3,995,224.39x = 16,258,945,970,031.26 - Step 5: Solve for x
x = 16,258,945,970,031.26/3,995,224.39 - Step 6: Final answer
x = 4,069,595.19
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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.