Finding the Fourth Proportional to 2,022,793.38, 2,791,539.86 and 1,163,354.49
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Solution
The fourth proportional to 2,022,793.38, 2,791,539.86 and 1,163,354.49 is: 1,605,478.08
Step by Step Solution
- Step 1: Write the proportion equation
2,022,793.38 : 2,791,539.86 = 1,163,354.49 : x - Step 2: Convert to fraction form
2,022,793.38/2,791,539.86 = 1,163,354.49/x - Step 3: Cross multiply
2,022,793.38x = 2,791,539.86 × 1,163,354.49 - Step 4: Simplify right side
2,022,793.38x = 3,247,550,424,328.20 - Step 5: Solve for x
x = 3,247,550,424,328.20/2,022,793.38 - Step 6: Final answer
x = 1,605,478.08
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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.