Finding the Fourth Proportional to 5,628,372.95, 8,442,469.82 and 1,790,139.96
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Solution
The fourth proportional to 5,628,372.95, 8,442,469.82 and 1,790,139.96 is: 2,685,181.44
Step by Step Solution
- Step 1: Write the proportion equation
5,628,372.95 : 8,442,469.82 = 1,790,139.96 : x - Step 2: Convert to fraction form
5,628,372.95/8,442,469.82 = 1,790,139.96/x - Step 3: Cross multiply
5,628,372.95x = 8,442,469.82 × 1,790,139.96 - Step 4: Simplify right side
5,628,372.95x = 15,113,202,590,351.36 - Step 5: Solve for x
x = 15,113,202,590,351.36/5,628,372.95 - Step 6: Final answer
x = 2,685,181.44
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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.