Finding the Fourth Proportional to 806,102.37, 1,209,911.12 and 422,126.82
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Solution
The fourth proportional to 806,102.37, 1,209,911.12 and 422,126.82 is: 633,586.94
Step by Step Solution
- Step 1: Write the proportion equation
806,102.37 : 1,209,911.12 = 422,126.82 : x - Step 2: Convert to fraction form
806,102.37/1,209,911.12 = 422,126.82/x - Step 3: Cross multiply
806,102.37x = 1,209,911.12 × 422,126.82 - Step 4: Simplify right side
806,102.37x = 510,735,933,568.24 - Step 5: Solve for x
x = 510,735,933,568.24/806,102.37 - Step 6: Final answer
x = 633,586.94
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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.