Finding the Fourth Proportional to 4,332,128.12, 6,494,332.50 and 2,056,248.44
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Solution
The fourth proportional to 4,332,128.12, 6,494,332.50 and 2,056,248.44 is: 3,082,540.66
Step by Step Solution
- Step 1: Write the proportion equation
4,332,128.12 : 6,494,332.50 = 2,056,248.44 : x - Step 2: Convert to fraction form
4,332,128.12/6,494,332.50 = 2,056,248.44/x - Step 3: Cross multiply
4,332,128.12x = 6,494,332.50 × 2,056,248.44 - Step 4: Simplify right side
4,332,128.12x = 13,353,961,071,966.30 - Step 5: Solve for x
x = 13,353,961,071,966.30/4,332,128.12 - Step 6: Final answer
x = 3,082,540.66
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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.