Finding the Fourth Proportional to 3,809,363.84, 5,257,073.60 and 2,090,546.36
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Solution
The fourth proportional to 3,809,363.84, 5,257,073.60 and 2,090,546.36 is: 2,885,037.12
Step by Step Solution
- Step 1: Write the proportion equation
3,809,363.84 : 5,257,073.60 = 2,090,546.36 : x - Step 2: Convert to fraction form
3,809,363.84/5,257,073.60 = 2,090,546.36/x - Step 3: Cross multiply
3,809,363.84x = 5,257,073.60 × 2,090,546.36 - Step 4: Simplify right side
3,809,363.84x = 10,990,156,078,732.10 - Step 5: Solve for x
x = 10,990,156,078,732.10/3,809,363.84 - Step 6: Final answer
x = 2,885,037.12
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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.