Finding the Fourth Proportional to 5,390,657.37, 8,083,288.71 and 1,795,171.05
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Solution
The fourth proportional to 5,390,657.37, 8,083,288.71 and 1,795,171.05 is: 2,691,858.32
Step by Step Solution
- Step 1: Write the proportion equation
5,390,657.37 : 8,083,288.71 = 1,795,171.05 : x - Step 2: Convert to fraction form
5,390,657.37/8,083,288.71 = 1,795,171.05/x - Step 3: Cross multiply
5,390,657.37x = 8,083,288.71 × 1,795,171.05 - Step 4: Simplify right side
5,390,657.37x = 14,510,885,880,983.85 - Step 5: Solve for x
x = 14,510,885,880,983.85/5,390,657.37 - Step 6: Final answer
x = 2,691,858.32
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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.