Finding the Fourth Proportional to 3,363,979.20, 4,648,363.74 and 2,395,427.97
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Solution
The fourth proportional to 3,363,979.20, 4,648,363.74 and 2,395,427.97 is: 3,310,014.67
Step by Step Solution
- Step 1: Write the proportion equation
3,363,979.20 : 4,648,363.74 = 2,395,427.97 : x - Step 2: Convert to fraction form
3,363,979.20/4,648,363.74 = 2,395,427.97/x - Step 3: Cross multiply
3,363,979.20x = 4,648,363.74 × 2,395,427.97 - Step 4: Simplify right side
3,363,979.20x = 11,134,820,517,529.81 - Step 5: Solve for x
x = 11,134,820,517,529.81/3,363,979.20 - Step 6: Final answer
x = 3,310,014.67
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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.