Finding the Fourth Proportional to 1,542,469.24, 2,313,679.02 and 420,538.24
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Solution
The fourth proportional to 1,542,469.24, 2,313,679.02 and 420,538.24 is: 630,800.59
Step by Step Solution
- Step 1: Write the proportion equation
1,542,469.24 : 2,313,679.02 = 420,538.24 : x - Step 2: Convert to fraction form
1,542,469.24/2,313,679.02 = 420,538.24/x - Step 3: Cross multiply
1,542,469.24x = 2,313,679.02 × 420,538.24 - Step 4: Simplify right side
1,542,469.24x = 972,990,502,995.73 - Step 5: Solve for x
x = 972,990,502,995.73/1,542,469.24 - Step 6: Final answer
x = 630,800.59
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1.5x scale
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.