Finding the Fourth Proportional to 5,591,278.12, 7,716,599.02 and 3,110,744.24
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Solution
The fourth proportional to 5,591,278.12, 7,716,599.02 and 3,110,744.24 is: 4,293,180.46
Step by Step Solution
- Step 1: Write the proportion equation
5,591,278.12 : 7,716,599.02 = 3,110,744.24 : x - Step 2: Convert to fraction form
5,591,278.12/7,716,599.02 = 3,110,744.24/x - Step 3: Cross multiply
5,591,278.12x = 7,716,599.02 × 3,110,744.24 - Step 4: Simplify right side
5,591,278.12x = 24,004,365,953,854.64 - Step 5: Solve for x
x = 24,004,365,953,854.64/5,591,278.12 - Step 6: Final answer
x = 4,293,180.46
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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.