Finding the Fourth Proportional to 1,492,511.31, 2,059,720.65 and 848,040.66
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Solution
The fourth proportional to 1,492,511.31, 2,059,720.65 and 848,040.66 is: 1,170,327.39
Step by Step Solution
- Step 1: Write the proportion equation
1,492,511.31 : 2,059,720.65 = 848,040.66 : x - Step 2: Convert to fraction form
1,492,511.31/2,059,720.65 = 848,040.66/x - Step 3: Cross multiply
1,492,511.31x = 2,059,720.65 × 848,040.66 - Step 4: Simplify right side
1,492,511.31x = 1,746,726,859,441.63 - Step 5: Solve for x
x = 1,746,726,859,441.63/1,492,511.31 - Step 6: Final answer
x = 1,170,327.39
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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.