Finding the Fourth Proportional to 2,897,245.26, 4,350,133.76 and 1,620,354.38
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Solution
The fourth proportional to 2,897,245.26, 4,350,133.76 and 1,620,354.38 is: 2,432,917.35
Step by Step Solution
- Step 1: Write the proportion equation
2,897,245.26 : 4,350,133.76 = 1,620,354.38 : x - Step 2: Convert to fraction form
2,897,245.26/4,350,133.76 = 1,620,354.38/x - Step 3: Cross multiply
2,897,245.26x = 4,350,133.76 × 1,620,354.38 - Step 4: Simplify right side
2,897,245.26x = 7,048,758,261,749.43 - Step 5: Solve for x
x = 7,048,758,261,749.43/2,897,245.26 - Step 6: Final answer
x = 2,432,917.35
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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.