Finding the Fourth Proportional to 1,618,955.36, 2,428,399.70 and 539,546.31
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Solution
The fourth proportional to 1,618,955.36, 2,428,399.70 and 539,546.31 is: 809,308.35
Step by Step Solution
- Step 1: Write the proportion equation
1,618,955.36 : 2,428,399.70 = 539,546.31 : x - Step 2: Convert to fraction form
1,618,955.36/2,428,399.70 = 539,546.31/x - Step 3: Cross multiply
1,618,955.36x = 2,428,399.70 × 539,546.31 - Step 4: Simplify right side
1,618,955.36x = 1,310,234,094,642.38 - Step 5: Solve for x
x = 1,310,234,094,642.38/1,618,955.36 - Step 6: Final answer
x = 809,308.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.