Finding the Fourth Proportional to 1,307,626.84, 1,804,571.22 and 734,655.52
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Solution
The fourth proportional to 1,307,626.84, 1,804,571.22 and 734,655.52 is: 1,013,850.56
Step by Step Solution
- Step 1: Write the proportion equation
1,307,626.84 : 1,804,571.22 = 734,655.52 : x - Step 2: Convert to fraction form
1,307,626.84/1,804,571.22 = 734,655.52/x - Step 3: Cross multiply
1,307,626.84x = 1,804,571.22 × 734,655.52 - Step 4: Simplify right side
1,307,626.84x = 1,325,738,208,006.13 - Step 5: Solve for x
x = 1,325,738,208,006.13/1,307,626.84 - Step 6: Final answer
x = 1,013,850.56
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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.