Finding the Fourth Proportional to 5,375,999.20, 8,063,998.80 and 2,182,655.20
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Solution
The fourth proportional to 5,375,999.20, 8,063,998.80 and 2,182,655.20 is: 3,273,982.80
Step by Step Solution
- Step 1: Write the proportion equation
5,375,999.20 : 8,063,998.80 = 2,182,655.20 : x - Step 2: Convert to fraction form
5,375,999.20/8,063,998.80 = 2,182,655.20/x - Step 3: Cross multiply
5,375,999.20x = 8,063,998.80 × 2,182,655.20 - Step 4: Simplify right side
5,375,999.20x = 17,600,928,913,613.76 - Step 5: Solve for x
x = 17,600,928,913,613.76/5,375,999.20 - Step 6: Final answer
x = 3,273,982.80
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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.