Finding the Fourth Proportional to 1,960,809.26, 2,705,982.42 and 1,089,680.68
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Solution
The fourth proportional to 1,960,809.26, 2,705,982.42 and 1,089,680.68 is: 1,503,795.82
Step by Step Solution
- Step 1: Write the proportion equation
1,960,809.26 : 2,705,982.42 = 1,089,680.68 : x - Step 2: Convert to fraction form
1,960,809.26/2,705,982.42 = 1,089,680.68/x - Step 3: Cross multiply
1,960,809.26x = 2,705,982.42 × 1,089,680.68 - Step 4: Simplify right side
1,960,809.26x = 2,948,656,763,493.65 - Step 5: Solve for x
x = 2,948,656,763,493.65/1,960,809.26 - Step 6: Final answer
x = 1,503,795.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.