Finding the Fourth Proportional to 3,809,419.10, 5,714,065.87 and 1,534,888.07
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Solution
The fourth proportional to 3,809,419.10, 5,714,065.87 and 1,534,888.07 is: 2,302,306.81
Step by Step Solution
- Step 1: Write the proportion equation
3,809,419.10 : 5,714,065.87 = 1,534,888.07 : x - Step 2: Convert to fraction form
3,809,419.10/5,714,065.87 = 1,534,888.07/x - Step 3: Cross multiply
3,809,419.10x = 5,714,065.87 × 1,534,888.07 - Step 4: Simplify right side
3,809,419.10x = 8,770,451,535,057.17 - Step 5: Solve for x
x = 8,770,451,535,057.17/3,809,419.10 - Step 6: Final answer
x = 2,302,306.81
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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.