Finding the Fourth Proportional to 3,237,640.67, 4,467,887.42 and 1,787,298.81
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Solution
The fourth proportional to 3,237,640.67, 4,467,887.42 and 1,787,298.81 is: 2,466,441.06
Step by Step Solution
- Step 1: Write the proportion equation
3,237,640.67 : 4,467,887.42 = 1,787,298.81 : x - Step 2: Convert to fraction form
3,237,640.67/4,467,887.42 = 1,787,298.81/x - Step 3: Cross multiply
3,237,640.67x = 4,467,887.42 × 1,787,298.81 - Step 4: Simplify right side
3,237,640.67x = 7,985,449,860,043.48 - Step 5: Solve for x
x = 7,985,449,860,043.48/3,237,640.67 - Step 6: Final answer
x = 2,466,441.06
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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.