Finding the Fourth Proportional to 2,897,246.26, 4,350,135.26 and 1,620,355.38
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Solution
The fourth proportional to 2,897,246.26, 4,350,135.26 and 1,620,355.38 is: 2,432,918.86
Step by Step Solution
- Step 1: Write the proportion equation
2,897,246.26 : 4,350,135.26 = 1,620,355.38 : x - Step 2: Convert to fraction form
2,897,246.26/4,350,135.26 = 1,620,355.38/x - Step 3: Cross multiply
2,897,246.26x = 4,350,135.26 × 1,620,355.38 - Step 4: Simplify right side
2,897,246.26x = 7,048,765,072,268.70 - Step 5: Solve for x
x = 7,048,765,072,268.70/2,897,246.26 - Step 6: Final answer
x = 2,432,918.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.