Finding the Fourth Proportional to 2,418,975.08, 3,630,704.63 and 1,221,738.17
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Solution
The fourth proportional to 2,418,975.08, 3,630,704.63 and 1,221,738.17 is: 1,833,739.61
Step by Step Solution
- Step 1: Write the proportion equation
2,418,975.08 : 3,630,704.63 = 1,221,738.17 : x - Step 2: Convert to fraction form
2,418,975.08/3,630,704.63 = 1,221,738.17/x - Step 3: Cross multiply
2,418,975.08x = 3,630,704.63 × 1,221,738.17 - Step 4: Simplify right side
2,418,975.08x = 4,435,770,430,466.73 - Step 5: Solve for x
x = 4,435,770,430,466.73/2,418,975.08 - Step 6: Final answer
x = 1,833,739.61
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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.