Finding the Fourth Proportional to 2,520,686.08, 3,781,620.80 and 1,549,133.12
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Solution
The fourth proportional to 2,520,686.08, 3,781,620.80 and 1,549,133.12 is: 2,324,063.31
Step by Step Solution
- Step 1: Write the proportion equation
2,520,686.08 : 3,781,620.80 = 1,549,133.12 : x - Step 2: Convert to fraction form
2,520,686.08/3,781,620.80 = 1,549,133.12/x - Step 3: Cross multiply
2,520,686.08x = 3,781,620.80 × 1,549,133.12 - Step 4: Simplify right side
2,520,686.08x = 5,858,234,028,560.90 - Step 5: Solve for x
x = 5,858,234,028,560.90/2,520,686.08 - Step 6: Final answer
x = 2,324,063.31
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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.