Finding the Fourth Proportional to 4,587,330.60, 6,886,244.70 and 2,695,138.20
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Solution
The fourth proportional to 4,587,330.60, 6,886,244.70 and 2,695,138.20 is: 4,045,791.06
Step by Step Solution
- Step 1: Write the proportion equation
4,587,330.60 : 6,886,244.70 = 2,695,138.20 : x - Step 2: Convert to fraction form
4,587,330.60/6,886,244.70 = 2,695,138.20/x - Step 3: Cross multiply
4,587,330.60x = 6,886,244.70 × 2,695,138.20 - Step 4: Simplify right side
4,587,330.60x = 18,559,381,145,517.54 - Step 5: Solve for x
x = 18,559,381,145,517.54/4,587,330.60 - Step 6: Final answer
x = 4,045,791.06
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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.