Finding the Fourth Proportional to 3,980,591.02, 5,967,350.49 and 1,551,181.90
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Solution
The fourth proportional to 3,980,591.02, 5,967,350.49 and 1,551,181.90 is: 2,325,394.90
Step by Step Solution
- Step 1: Write the proportion equation
3,980,591.02 : 5,967,350.49 = 1,551,181.90 : x - Step 2: Convert to fraction form
3,980,591.02/5,967,350.49 = 1,551,181.90/x - Step 3: Cross multiply
3,980,591.02x = 5,967,350.49 × 1,551,181.90 - Step 4: Simplify right side
3,980,591.02x = 9,256,446,071,044.13 - Step 5: Solve for x
x = 9,256,446,071,044.13/3,980,591.02 - Step 6: Final answer
x = 2,325,394.90
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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.