Finding the Fourth Proportional to 1,485,763.56, 2,229,530.74 and 539,208.08
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Solution
The fourth proportional to 1,485,763.56, 2,229,530.74 and 539,208.08 is: 809,133.45
Step by Step Solution
- Step 1: Write the proportion equation
1,485,763.56 : 2,229,530.74 = 539,208.08 : x - Step 2: Convert to fraction form
1,485,763.56/2,229,530.74 = 539,208.08/x - Step 3: Cross multiply
1,485,763.56x = 2,229,530.74 × 539,208.08 - Step 4: Simplify right side
1,485,763.56x = 1,202,180,989,616.38 - Step 5: Solve for x
x = 1,202,180,989,616.38/1,485,763.56 - Step 6: Final answer
x = 809,133.45
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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.