Finding the Fourth Proportional to 2,019,232.90, 2,786,559.20 and 1,101,466.12
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Solution
The fourth proportional to 2,019,232.90, 2,786,559.20 and 1,101,466.12 is: 1,520,032.95
Step by Step Solution
- Step 1: Write the proportion equation
2,019,232.90 : 2,786,559.20 = 1,101,466.12 : x - Step 2: Convert to fraction form
2,019,232.90/2,786,559.20 = 1,101,466.12/x - Step 3: Cross multiply
2,019,232.90x = 2,786,559.20 × 1,101,466.12 - Step 4: Simplify right side
2,019,232.90x = 3,069,300,550,174.31 - Step 5: Solve for x
x = 3,069,300,550,174.31/2,019,232.90 - Step 6: Final answer
x = 1,520,032.95
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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.