Finding the Fourth Proportional to 1,478,620.24, 2,040,496.11 and 799,556.74
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Solution
The fourth proportional to 1,478,620.24, 2,040,496.11 and 799,556.74 is: 1,103,388.40
Step by Step Solution
- Step 1: Write the proportion equation
1,478,620.24 : 2,040,496.11 = 799,556.74 : x - Step 2: Convert to fraction form
1,478,620.24/2,040,496.11 = 799,556.74/x - Step 3: Cross multiply
1,478,620.24x = 2,040,496.11 × 799,556.74 - Step 4: Simplify right side
1,478,620.24x = 1,631,492,412,593.04 - Step 5: Solve for x
x = 1,631,492,412,593.04/1,478,620.24 - Step 6: Final answer
x = 1,103,388.40
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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.