Finding the Fourth Proportional to 1,307,451.96, 1,804,270.95 and 726,676.38
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Solution
The fourth proportional to 1,307,451.96, 1,804,270.95 and 726,676.38 is: 1,002,806.32
Step by Step Solution
- Step 1: Write the proportion equation
1,307,451.96 : 1,804,270.95 = 726,676.38 : x - Step 2: Convert to fraction form
1,307,451.96/1,804,270.95 = 726,676.38/x - Step 3: Cross multiply
1,307,451.96x = 1,804,270.95 × 726,676.38 - Step 4: Simplify right side
1,307,451.96x = 1,311,121,082,485.16 - Step 5: Solve for x
x = 1,311,121,082,485.16/1,307,451.96 - Step 6: Final answer
x = 1,002,806.32
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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.