Finding the Fourth Proportional to 1,288,351.99, 1,932,515.61 and 783,052.39
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Solution
The fourth proportional to 1,288,351.99, 1,932,515.61 and 783,052.39 is: 1,174,571.06
Step by Step Solution
- Step 1: Write the proportion equation
1,288,351.99 : 1,932,515.61 = 783,052.39 : x - Step 2: Convert to fraction form
1,288,351.99/1,932,515.61 = 783,052.39/x - Step 3: Cross multiply
1,288,351.99x = 1,932,515.61 × 783,052.39 - Step 4: Simplify right side
1,288,351.99x = 1,513,260,967,122.81 - Step 5: Solve for x
x = 1,513,260,967,122.81/1,288,351.99 - Step 6: Final answer
x = 1,174,571.06
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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.