Finding the Fourth Proportional to 1,340,140.05, 2,010,585.27 and 541,982.09
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Solution
The fourth proportional to 1,340,140.05, 2,010,585.27 and 541,982.09 is: 813,124.86
Step by Step Solution
- Step 1: Write the proportion equation
1,340,140.05 : 2,010,585.27 = 541,982.09 : x - Step 2: Convert to fraction form
1,340,140.05/2,010,585.27 = 541,982.09/x - Step 3: Cross multiply
1,340,140.05x = 2,010,585.27 × 541,982.09 - Step 4: Simplify right side
1,340,140.05x = 1,089,701,196,704.89 - Step 5: Solve for x
x = 1,089,701,196,704.89/1,340,140.05 - Step 6: Final answer
x = 813,124.86
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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.