Finding the Fourth Proportional to 2,365,385.87, 3,264,233.80 and 1,277,657.44
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Solution
The fourth proportional to 2,365,385.87, 3,264,233.80 and 1,277,657.44 is: 1,763,167.97
Step by Step Solution
- Step 1: Write the proportion equation
2,365,385.87 : 3,264,233.80 = 1,277,657.44 : x - Step 2: Convert to fraction form
2,365,385.87/3,264,233.80 = 1,277,657.44/x - Step 3: Cross multiply
2,365,385.87x = 3,264,233.80 × 1,277,657.44 - Step 4: Simplify right side
2,365,385.87x = 4,170,572,600,469.47 - Step 5: Solve for x
x = 4,170,572,600,469.47/2,365,385.87 - Step 6: Final answer
x = 1,763,167.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.