Finding the Fourth Proportional to 5,591,781.44, 8,389,432.68 and 1,997,468.96
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Solution
The fourth proportional to 5,591,781.44, 8,389,432.68 and 1,997,468.96 is: 2,996,832.32
Step by Step Solution
- Step 1: Write the proportion equation
5,591,781.44 : 8,389,432.68 = 1,997,468.96 : x - Step 2: Convert to fraction form
5,591,781.44/8,389,432.68 = 1,997,468.96/x - Step 3: Cross multiply
5,591,781.44x = 8,389,432.68 × 1,997,468.96 - Step 4: Simplify right side
5,591,781.44x = 16,757,631,370,309.61 - Step 5: Solve for x
x = 16,757,631,370,309.61/5,591,781.44 - Step 6: Final answer
x = 2,996,832.32
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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.