Finding the Fourth Proportional to 1,630,257.40, 2,447,229.30 and 965,783.80
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Solution
The fourth proportional to 1,630,257.40, 2,447,229.30 and 965,783.80 is: 1,449,767.63
Step by Step Solution
- Step 1: Write the proportion equation
1,630,257.40 : 2,447,229.30 = 965,783.80 : x - Step 2: Convert to fraction form
1,630,257.40/2,447,229.30 = 965,783.80/x - Step 3: Cross multiply
1,630,257.40x = 2,447,229.30 × 965,783.80 - Step 4: Simplify right side
1,630,257.40x = 2,363,494,412,825.34 - Step 5: Solve for x
x = 2,363,494,412,825.34/1,630,257.40 - Step 6: Final answer
x = 1,449,767.63
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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.