Finding the Fourth Proportional to 3,037,977.89, 4,192,482.29 and 1,731,201.99
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Solution
The fourth proportional to 3,037,977.89, 4,192,482.29 and 1,731,201.99 is: 2,389,100.23
Step by Step Solution
- Step 1: Write the proportion equation
3,037,977.89 : 4,192,482.29 = 1,731,201.99 : x - Step 2: Convert to fraction form
3,037,977.89/4,192,482.29 = 1,731,201.99/x - Step 3: Cross multiply
3,037,977.89x = 4,192,482.29 × 1,731,201.99 - Step 4: Simplify right side
3,037,977.89x = 7,258,033,659,109.94 - Step 5: Solve for x
x = 7,258,033,659,109.94/3,037,977.89 - Step 6: Final answer
x = 2,389,100.23
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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.