Finding the Fourth Proportional to 3,425,242.96, 5,138,585.88 and 1,295,279.92
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Solution
The fourth proportional to 3,425,242.96, 5,138,585.88 and 1,295,279.92 is: 1,943,192.70
Step by Step Solution
- Step 1: Write the proportion equation
3,425,242.96 : 5,138,585.88 = 1,295,279.92 : x - Step 2: Convert to fraction form
3,425,242.96/5,138,585.88 = 1,295,279.92/x - Step 3: Cross multiply
3,425,242.96x = 5,138,585.88 × 1,295,279.92 - Step 4: Simplify right side
3,425,242.96x = 6,655,907,107,559.53 - Step 5: Solve for x
x = 6,655,907,107,559.53/3,425,242.96 - Step 6: Final answer
x = 1,943,192.70
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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.