Finding the Fourth Proportional to 5,857,157.21, 8,791,403.09 and 2,826,656.33
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Solution
The fourth proportional to 5,857,157.21, 8,791,403.09 and 2,826,656.33 is: 4,242,719.51
Step by Step Solution
- Step 1: Write the proportion equation
5,857,157.21 : 8,791,403.09 = 2,826,656.33 : x - Step 2: Convert to fraction form
5,857,157.21/8,791,403.09 = 2,826,656.33/x - Step 3: Cross multiply
5,857,157.21x = 8,791,403.09 × 2,826,656.33 - Step 4: Simplify right side
5,857,157.21x = 24,850,275,135,839.77 - Step 5: Solve for x
x = 24,850,275,135,839.77/5,857,157.21 - Step 6: Final answer
x = 4,242,719.51
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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.