Finding the Fourth Proportional to 5,619,070.09, 7,754,316.74 and 3,040,750.87
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Solution
The fourth proportional to 5,619,070.09, 7,754,316.74 and 3,040,750.87 is: 4,196,236.20
Step by Step Solution
- Step 1: Write the proportion equation
5,619,070.09 : 7,754,316.74 = 3,040,750.87 : x - Step 2: Convert to fraction form
5,619,070.09/7,754,316.74 = 3,040,750.87/x - Step 3: Cross multiply
5,619,070.09x = 7,754,316.74 × 3,040,750.87 - Step 4: Simplify right side
5,619,070.09x = 23,578,945,319,435.23 - Step 5: Solve for x
x = 23,578,945,319,435.23/5,619,070.09 - Step 6: Final answer
x = 4,196,236.20
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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.