Finding the Fourth Proportional to 3,165,671.09, 4,748,508.41 and 2,223,249.05
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Solution
The fourth proportional to 3,165,671.09, 4,748,508.41 and 2,223,249.05 is: 3,334,874.82
Step by Step Solution
- Step 1: Write the proportion equation
3,165,671.09 : 4,748,508.41 = 2,223,249.05 : x - Step 2: Convert to fraction form
3,165,671.09/4,748,508.41 = 2,223,249.05/x - Step 3: Cross multiply
3,165,671.09x = 4,748,508.41 × 2,223,249.05 - Step 4: Simplify right side
3,165,671.09x = 10,557,116,811,449.51 - Step 5: Solve for x
x = 10,557,116,811,449.51/3,165,671.09 - Step 6: Final answer
x = 3,334,874.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.