Finding the Fourth Proportional to 1,373,448.20, 2,060,172.30 and 1,107,727.70
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Solution
The fourth proportional to 1,373,448.20, 2,060,172.30 and 1,107,727.70 is: 1,661,591.55
Step by Step Solution
- Step 1: Write the proportion equation
1,373,448.20 : 2,060,172.30 = 1,107,727.70 : x - Step 2: Convert to fraction form
1,373,448.20/2,060,172.30 = 1,107,727.70/x - Step 3: Cross multiply
1,373,448.20x = 2,060,172.30 × 1,107,727.70 - Step 4: Simplify right side
1,373,448.20x = 2,282,109,923,482.71 - Step 5: Solve for x
x = 2,282,109,923,482.71/1,373,448.20 - Step 6: Final answer
x = 1,661,591.55
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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.