Finding the Fourth Proportional to 1,352,387.45, 2,028,114.03 and 392,582.84
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Solution
The fourth proportional to 1,352,387.45, 2,028,114.03 and 392,582.84 is: 588,738.65
Step by Step Solution
- Step 1: Write the proportion equation
1,352,387.45 : 2,028,114.03 = 392,582.84 : x - Step 2: Convert to fraction form
1,352,387.45/2,028,114.03 = 392,582.84/x - Step 3: Cross multiply
1,352,387.45x = 2,028,114.03 × 392,582.84 - Step 4: Simplify right side
1,352,387.45x = 796,202,765,741.25 - Step 5: Solve for x
x = 796,202,765,741.25/1,352,387.45 - Step 6: Final answer
x = 588,738.65
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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.