Finding the Fourth Proportional to 1,214,110.55, 1,675,475.04 and 670,247.09
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Solution
The fourth proportional to 1,214,110.55, 1,675,475.04 and 670,247.09 is: 924,942.35
Step by Step Solution
- Step 1: Write the proportion equation
1,214,110.55 : 1,675,475.04 = 670,247.09 : x - Step 2: Convert to fraction form
1,214,110.55/1,675,475.04 = 670,247.09/x - Step 3: Cross multiply
1,214,110.55x = 1,675,475.04 × 670,247.09 - Step 4: Simplify right side
1,214,110.55x = 1,122,982,270,346.72 - Step 5: Solve for x
x = 1,122,982,270,346.72/1,214,110.55 - Step 6: Final answer
x = 924,942.35
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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.