Finding the Fourth Proportional to 3,454,919.63, 5,183,137.61 and 1,058,944.49
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Solution
The fourth proportional to 3,454,919.63, 5,183,137.61 and 1,058,944.49 is: 1,588,649.11
Step by Step Solution
- Step 1: Write the proportion equation
3,454,919.63 : 5,183,137.61 = 1,058,944.49 : x - Step 2: Convert to fraction form
3,454,919.63/5,183,137.61 = 1,058,944.49/x - Step 3: Cross multiply
3,454,919.63x = 5,183,137.61 × 1,058,944.49 - Step 4: Simplify right side
3,454,919.63x = 5,488,654,981,810.86 - Step 5: Solve for x
x = 5,488,654,981,810.86/3,454,919.63 - Step 6: Final answer
x = 1,588,649.11
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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.