Finding the Fourth Proportional to 4,087,949.44, 6,132,821.88 and 1,209,091.32
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Solution
The fourth proportional to 4,087,949.44, 6,132,821.88 and 1,209,091.32 is: 1,813,902.50
Step by Step Solution
- Step 1: Write the proportion equation
4,087,949.44 : 6,132,821.88 = 1,209,091.32 : x - Step 2: Convert to fraction form
4,087,949.44/6,132,821.88 = 1,209,091.32/x - Step 3: Cross multiply
4,087,949.44x = 6,132,821.88 × 1,209,091.32 - Step 4: Simplify right side
4,087,949.44x = 7,415,141,702,214.08 - Step 5: Solve for x
x = 7,415,141,702,214.08/4,087,949.44 - Step 6: Final answer
x = 1,813,902.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.