Finding the Fourth Proportional to 1,324,626.28, 1,987,235.68 and 483,178.02
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Solution
The fourth proportional to 1,324,626.28, 1,987,235.68 and 483,178.02 is: 724,875.10
Step by Step Solution
- Step 1: Write the proportion equation
1,324,626.28 : 1,987,235.68 = 483,178.02 : x - Step 2: Convert to fraction form
1,324,626.28/1,987,235.68 = 483,178.02/x - Step 3: Cross multiply
1,324,626.28x = 1,987,235.68 × 483,178.02 - Step 4: Simplify right side
1,324,626.28x = 960,188,601,135.75 - Step 5: Solve for x
x = 960,188,601,135.75/1,324,626.28 - Step 6: Final answer
x = 724,875.10
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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.