Finding the Fourth Proportional to 4,405,832.64, 6,609,077.28 and 1,712,364.48
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Solution
The fourth proportional to 4,405,832.64, 6,609,077.28 and 1,712,364.48 is: 2,568,674.32
Step by Step Solution
- Step 1: Write the proportion equation
4,405,832.64 : 6,609,077.28 = 1,712,364.48 : x - Step 2: Convert to fraction form
4,405,832.64/6,609,077.28 = 1,712,364.48/x - Step 3: Cross multiply
4,405,832.64x = 6,609,077.28 × 1,712,364.48 - Step 4: Simplify right side
4,405,832.64x = 11,317,149,179,847.02 - Step 5: Solve for x
x = 11,317,149,179,847.02/4,405,832.64 - Step 6: Final answer
x = 2,568,674.32
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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.