Finding the Fourth Proportional to 2,646,358.48, 3,971,842.44 and 1,511,392.96
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Solution
The fourth proportional to 2,646,358.48, 3,971,842.44 and 1,511,392.96 is: 2,268,405.72
Step by Step Solution
- Step 1: Write the proportion equation
2,646,358.48 : 3,971,842.44 = 1,511,392.96 : x - Step 2: Convert to fraction form
2,646,358.48/3,971,842.44 = 1,511,392.96/x - Step 3: Cross multiply
2,646,358.48x = 3,971,842.44 × 1,511,392.96 - Step 4: Simplify right side
2,646,358.48x = 6,003,014,702,045.22 - Step 5: Solve for x
x = 6,003,014,702,045.22/2,646,358.48 - Step 6: Final answer
x = 2,268,405.72
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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.