Finding the Fourth Proportional to 1,460,212.24, 2,184,989.60 and 861,460.24
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Solution
The fourth proportional to 1,460,212.24, 2,184,989.60 and 861,460.24 is: 1,289,046.63
Step by Step Solution
- Step 1: Write the proportion equation
1,460,212.24 : 2,184,989.60 = 861,460.24 : x - Step 2: Convert to fraction form
1,460,212.24/2,184,989.60 = 861,460.24/x - Step 3: Cross multiply
1,460,212.24x = 2,184,989.60 × 861,460.24 - Step 4: Simplify right side
1,460,212.24x = 1,882,281,665,213.50 - Step 5: Solve for x
x = 1,882,281,665,213.50/1,460,212.24 - Step 6: Final answer
x = 1,289,046.63
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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.