Finding the Fourth Proportional to 1,512,294.40, 2,268,884.58 and 447,364.90
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Solution
The fourth proportional to 1,512,294.40, 2,268,884.58 and 447,364.90 is: 671,178.39
Step by Step Solution
- Step 1: Write the proportion equation
1,512,294.40 : 2,268,884.58 = 447,364.90 : x - Step 2: Convert to fraction form
1,512,294.40/2,268,884.58 = 447,364.90/x - Step 3: Cross multiply
1,512,294.40x = 2,268,884.58 × 447,364.90 - Step 4: Simplify right side
1,512,294.40x = 1,015,019,323,243.24 - Step 5: Solve for x
x = 1,015,019,323,243.24/1,512,294.40 - Step 6: Final answer
x = 671,178.39
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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.