Finding the Fourth Proportional to 1,567,882.40, 2,351,240.40 and 621,057.20
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Solution
The fourth proportional to 1,567,882.40, 2,351,240.40 and 621,057.20 is: 931,354.79
Step by Step Solution
- Step 1: Write the proportion equation
1,567,882.40 : 2,351,240.40 = 621,057.20 : x - Step 2: Convert to fraction form
1,567,882.40/2,351,240.40 = 621,057.20/x - Step 3: Cross multiply
1,567,882.40x = 2,351,240.40 × 621,057.20 - Step 4: Simplify right side
1,567,882.40x = 1,460,254,779,350.88 - Step 5: Solve for x
x = 1,460,254,779,350.88/1,567,882.40 - Step 6: Final answer
x = 931,354.79
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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.