Finding the Fourth Proportional to 4,521,879.12, 6,240,191.76 and 2,484,819.84
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Solution
The fourth proportional to 4,521,879.12, 6,240,191.76 and 2,484,819.84 is: 3,429,050.60
Step by Step Solution
- Step 1: Write the proportion equation
4,521,879.12 : 6,240,191.76 = 2,484,819.84 : x - Step 2: Convert to fraction form
4,521,879.12/6,240,191.76 = 2,484,819.84/x - Step 3: Cross multiply
4,521,879.12x = 6,240,191.76 × 2,484,819.84 - Step 4: Simplify right side
4,521,879.12x = 15,505,752,290,652.52 - Step 5: Solve for x
x = 15,505,752,290,652.52/4,521,879.12 - Step 6: Final answer
x = 3,429,050.60
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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.