Finding the Fourth Proportional to 1,738,351.20, 2,604,027.60 and 1,206,472.80
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Solution
The fourth proportional to 1,738,351.20, 2,604,027.60 and 1,206,472.80 is: 1,807,280.64
Step by Step Solution
- Step 1: Write the proportion equation
1,738,351.20 : 2,604,027.60 = 1,206,472.80 : x - Step 2: Convert to fraction form
1,738,351.20/2,604,027.60 = 1,206,472.80/x - Step 3: Cross multiply
1,738,351.20x = 2,604,027.60 × 1,206,472.80 - Step 4: Simplify right side
1,738,351.20x = 3,141,688,469,849.28 - Step 5: Solve for x
x = 3,141,688,469,849.28/1,738,351.20 - Step 6: Final answer
x = 1,807,280.64
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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.