Finding the Fourth Proportional to 1,486,183.36, 2,050,933.44 and 807,119.68
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Solution
The fourth proportional to 1,486,183.36, 2,050,933.44 and 807,119.68 is: 1,113,825.38
Step by Step Solution
- Step 1: Write the proportion equation
1,486,183.36 : 2,050,933.44 = 807,119.68 : x - Step 2: Convert to fraction form
1,486,183.36/2,050,933.44 = 807,119.68/x - Step 3: Cross multiply
1,486,183.36x = 2,050,933.44 × 807,119.68 - Step 4: Simplify right side
1,486,183.36x = 1,655,348,741,794.10 - Step 5: Solve for x
x = 1,655,348,741,794.10/1,486,183.36 - Step 6: Final answer
x = 1,113,825.38
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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.