Finding the Fourth Proportional to 1,630,227.97, 2,445,407.56 and 415,836.08
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Solution
The fourth proportional to 1,630,227.97, 2,445,407.56 and 415,836.08 is: 623,770.85
Step by Step Solution
- Step 1: Write the proportion equation
1,630,227.97 : 2,445,407.56 = 415,836.08 : x - Step 2: Convert to fraction form
1,630,227.97/2,445,407.56 = 415,836.08/x - Step 3: Cross multiply
1,630,227.97x = 2,445,407.56 × 415,836.08 - Step 4: Simplify right side
1,630,227.97x = 1,016,888,681,525.73 - Step 5: Solve for x
x = 1,016,888,681,525.73/1,630,227.97 - Step 6: Final answer
x = 623,770.85
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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.