Finding the Fourth Proportional to 1,559,542.44, 2,339,396.28 and 437,698.92
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Solution
The fourth proportional to 1,559,542.44, 2,339,396.28 and 437,698.92 is: 656,571.57
Step by Step Solution
- Step 1: Write the proportion equation
1,559,542.44 : 2,339,396.28 = 437,698.92 : x - Step 2: Convert to fraction form
1,559,542.44/2,339,396.28 = 437,698.92/x - Step 3: Cross multiply
1,559,542.44x = 2,339,396.28 × 437,698.92 - Step 4: Simplify right side
1,559,542.44x = 1,023,951,225,208.02 - Step 5: Solve for x
x = 1,023,951,225,208.02/1,559,542.44 - Step 6: Final answer
x = 656,571.57
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1.5x scale
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.