Finding the Fourth Proportional to 3,543,860.76, 4,890,994.22 and 1,995,424.18
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Solution
The fourth proportional to 3,543,860.76, 4,890,994.22 and 1,995,424.18 is: 2,753,947.97
Step by Step Solution
- Step 1: Write the proportion equation
3,543,860.76 : 4,890,994.22 = 1,995,424.18 : x - Step 2: Convert to fraction form
3,543,860.76/4,890,994.22 = 1,995,424.18/x - Step 3: Cross multiply
3,543,860.76x = 4,890,994.22 × 1,995,424.18 - Step 4: Simplify right side
3,543,860.76x = 9,759,608,130,828.24 - Step 5: Solve for x
x = 9,759,608,130,828.24/3,543,860.76 - Step 6: Final answer
x = 2,753,947.97
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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.