Finding the Fourth Proportional to 1,675,937.12, 2,513,910.86 and 413,764.88
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Solution
The fourth proportional to 1,675,937.12, 2,513,910.86 and 413,764.88 is: 620,648.60
Step by Step Solution
- Step 1: Write the proportion equation
1,675,937.12 : 2,513,910.86 = 413,764.88 : x - Step 2: Convert to fraction form
1,675,937.12/2,513,910.86 = 413,764.88/x - Step 3: Cross multiply
1,675,937.12x = 2,513,910.86 × 413,764.88 - Step 4: Simplify right side
1,675,937.12x = 1,040,168,025,318.60 - Step 5: Solve for x
x = 1,040,168,025,318.60/1,675,937.12 - Step 6: Final answer
x = 620,648.60
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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.