Finding the Fourth Proportional to 5,090,273.15, 7,024,622.60 and 2,767,170.13
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Solution
The fourth proportional to 5,090,273.15, 7,024,622.60 and 2,767,170.13 is: 3,818,719.60
Step by Step Solution
- Step 1: Write the proportion equation
5,090,273.15 : 7,024,622.60 = 2,767,170.13 : x - Step 2: Convert to fraction form
5,090,273.15/7,024,622.60 = 2,767,170.13/x - Step 3: Cross multiply
5,090,273.15x = 7,024,622.60 × 2,767,170.13 - Step 4: Simplify right side
5,090,273.15x = 19,438,325,822,599.30 - Step 5: Solve for x
x = 19,438,325,822,599.30/5,090,273.15 - Step 6: Final answer
x = 3,818,719.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.