Finding the Fourth Proportional to 2,630,178.23, 3,615,712.67 and 2,261,296.44
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Solution
The fourth proportional to 2,630,178.23, 3,615,712.67 and 2,261,296.44 is: 3,108,609.95
Step by Step Solution
- Step 1: Write the proportion equation
2,630,178.23 : 3,615,712.67 = 2,261,296.44 : x - Step 2: Convert to fraction form
2,630,178.23/3,615,712.67 = 2,261,296.44/x - Step 3: Cross multiply
2,630,178.23x = 3,615,712.67 × 2,261,296.44 - Step 4: Simplify right side
2,630,178.23x = 8,176,198,194,387.14 - Step 5: Solve for x
x = 8,176,198,194,387.14/2,630,178.23 - Step 6: Final answer
x = 3,108,609.95
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.