Finding the Fourth Proportional to 3,901,735.12, 5,384,603.64 and 2,182,753.12
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Solution
The fourth proportional to 3,901,735.12, 5,384,603.64 and 2,182,753.12 is: 3,012,316.32
Step by Step Solution
- Step 1: Write the proportion equation
3,901,735.12 : 5,384,603.64 = 2,182,753.12 : x - Step 2: Convert to fraction form
3,901,735.12/5,384,603.64 = 2,182,753.12/x - Step 3: Cross multiply
3,901,735.12x = 5,384,603.64 × 2,182,753.12 - Step 4: Simplify right side
3,901,735.12x = 11,753,260,395,173.36 - Step 5: Solve for x
x = 11,753,260,395,173.36/3,901,735.12 - Step 6: Final answer
x = 3,012,316.32
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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.