Finding the Fourth Proportional to 2,009,183.28, 2,773,400.76 and 1,330,338.48
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Solution
The fourth proportional to 2,009,183.28, 2,773,400.76 and 1,330,338.48 is: 1,836,349.02
Step by Step Solution
- Step 1: Write the proportion equation
2,009,183.28 : 2,773,400.76 = 1,330,338.48 : x - Step 2: Convert to fraction form
2,009,183.28/2,773,400.76 = 1,330,338.48/x - Step 3: Cross multiply
2,009,183.28x = 2,773,400.76 × 1,330,338.48 - Step 4: Simplify right side
2,009,183.28x = 3,689,561,751,489.24 - Step 5: Solve for x
x = 3,689,561,751,489.24/2,009,183.28 - Step 6: Final answer
x = 1,836,349.02
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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.