Finding the Fourth Proportional to 2,173,687.44, 2,999,549.90 and 1,206,817.48
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Solution
The fourth proportional to 2,173,687.44, 2,999,549.90 and 1,206,817.48 is: 1,665,331.08
Step by Step Solution
- Step 1: Write the proportion equation
2,173,687.44 : 2,999,549.90 = 1,206,817.48 : x - Step 2: Convert to fraction form
2,173,687.44/2,999,549.90 = 1,206,817.48/x - Step 3: Cross multiply
2,173,687.44x = 2,999,549.90 × 1,206,817.48 - Step 4: Simplify right side
2,173,687.44x = 3,619,909,251,452.25 - Step 5: Solve for x
x = 3,619,909,251,452.25/2,173,687.44 - Step 6: Final answer
x = 1,665,331.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.