Finding the Fourth Proportional to 4,619,149.92, 6,373,870.47 and 2,553,886.44
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Solution
The fourth proportional to 4,619,149.92, 6,373,870.47 and 2,553,886.44 is: 3,524,055.65
Step by Step Solution
- Step 1: Write the proportion equation
4,619,149.92 : 6,373,870.47 = 2,553,886.44 : x - Step 2: Convert to fraction form
4,619,149.92/6,373,870.47 = 2,553,886.44/x - Step 3: Cross multiply
4,619,149.92x = 6,373,870.47 × 2,553,886.44 - Step 4: Simplify right side
4,619,149.92x = 16,278,141,363,649.43 - Step 5: Solve for x
x = 16,278,141,363,649.43/4,619,149.92 - Step 6: Final answer
x = 3,524,055.65
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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.