Finding the Fourth Proportional to 1,352,736.77, 2,028,626.53 and 392,992.70
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Solution
The fourth proportional to 1,352,736.77, 2,028,626.53 and 392,992.70 is: 589,350.00
Step by Step Solution
- Step 1: Write the proportion equation
1,352,736.77 : 2,028,626.53 = 392,992.70 : x - Step 2: Convert to fraction form
1,352,736.77/2,028,626.53 = 392,992.70/x - Step 3: Cross multiply
1,352,736.77x = 2,028,626.53 × 392,992.70 - Step 4: Simplify right side
1,352,736.77x = 797,235,417,512.20 - Step 5: Solve for x
x = 797,235,417,512.20/1,352,736.77 - Step 6: Final answer
x = 589,350.00
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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.