Finding the Fourth Proportional to 1,079,470.62, 1,618,923.34 and 321,107.92
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Solution
The fourth proportional to 1,079,470.62, 1,618,923.34 and 321,107.92 is: 481,577.82
Step by Step Solution
- Step 1: Write the proportion equation
1,079,470.62 : 1,618,923.34 = 321,107.92 : x - Step 2: Convert to fraction form
1,079,470.62/1,618,923.34 = 321,107.92/x - Step 3: Cross multiply
1,079,470.62x = 1,618,923.34 × 321,107.92 - Step 4: Simplify right side
1,079,470.62x = 519,849,102,700.93 - Step 5: Solve for x
x = 519,849,102,700.93/1,079,470.62 - Step 6: Final answer
x = 481,577.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.