Finding the Fourth Proportional to 3,381,958.99, 5,067,620.43 and 2,615,328.01
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Solution
The fourth proportional to 3,381,958.99, 5,067,620.43 and 2,615,328.01 is: 3,918,879.47
Step by Step Solution
- Step 1: Write the proportion equation
3,381,958.99 : 5,067,620.43 = 2,615,328.01 : x - Step 2: Convert to fraction form
3,381,958.99/5,067,620.43 = 2,615,328.01/x - Step 3: Cross multiply
3,381,958.99x = 5,067,620.43 × 2,615,328.01 - Step 4: Simplify right side
3,381,958.99x = 13,253,489,654,627.24 - Step 5: Solve for x
x = 13,253,489,654,627.24/3,381,958.99 - Step 6: Final answer
x = 3,918,879.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.