Finding the Fourth Proportional to 5,765,009.21, 8,647,870.41 and 1,927,176.96
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Solution
The fourth proportional to 5,765,009.21, 8,647,870.41 and 1,927,176.96 is: 2,890,884.65
Step by Step Solution
- Step 1: Write the proportion equation
5,765,009.21 : 8,647,870.41 = 1,927,176.96 : x - Step 2: Convert to fraction form
5,765,009.21/8,647,870.41 = 1,927,176.96/x - Step 3: Cross multiply
5,765,009.21x = 8,647,870.41 × 1,927,176.96 - Step 4: Simplify right side
5,765,009.21x = 16,665,976,607,217.75 - Step 5: Solve for x
x = 16,665,976,607,217.75/5,765,009.21 - Step 6: Final answer
x = 2,890,884.65
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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.