Finding the Fourth Proportional to 1,738,170.76, 2,608,003.47 and 840,287.65
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Solution
The fourth proportional to 1,738,170.76, 2,608,003.47 and 840,287.65 is: 1,260,792.76
Step by Step Solution
- Step 1: Write the proportion equation
1,738,170.76 : 2,608,003.47 = 840,287.65 : x - Step 2: Convert to fraction form
1,738,170.76/2,608,003.47 = 840,287.65/x - Step 3: Cross multiply
1,738,170.76x = 2,608,003.47 × 840,287.65 - Step 4: Simplify right side
1,738,170.76x = 2,191,473,106,998.15 - Step 5: Solve for x
x = 2,191,473,106,998.15/1,738,170.76 - Step 6: Final answer
x = 1,260,792.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.