Finding the Fourth Proportional to 4,155,221.82, 6,242,291.01 and 3,006,013.05
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Solution
The fourth proportional to 4,155,221.82, 6,242,291.01 and 3,006,013.05 is: 4,515,861.98
Step by Step Solution
- Step 1: Write the proportion equation
4,155,221.82 : 6,242,291.01 = 3,006,013.05 : x - Step 2: Convert to fraction form
4,155,221.82/6,242,291.01 = 3,006,013.05/x - Step 3: Cross multiply
4,155,221.82x = 6,242,291.01 × 3,006,013.05 - Step 4: Simplify right side
4,155,221.82x = 18,764,408,237,957.68 - Step 5: Solve for x
x = 18,764,408,237,957.68/4,155,221.82 - Step 6: Final answer
x = 4,515,861.98
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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.