Finding the Fourth Proportional to 1,511,270.19, 2,267,064.18 and 871,559.37
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Solution
The fourth proportional to 1,511,270.19, 2,267,064.18 and 871,559.37 is: 1,307,430.69
Step by Step Solution
- Step 1: Write the proportion equation
1,511,270.19 : 2,267,064.18 = 871,559.37 : x - Step 2: Convert to fraction form
1,511,270.19/2,267,064.18 = 871,559.37/x - Step 3: Cross multiply
1,511,270.19x = 2,267,064.18 × 871,559.37 - Step 4: Simplify right side
1,511,270.19x = 1,975,881,028,470.37 - Step 5: Solve for x
x = 1,975,881,028,470.37/1,511,270.19 - Step 6: Final answer
x = 1,307,430.69
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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.