Finding the Fourth Proportional to 2,022,763.95, 2,791,499.21 and 1,163,324.99
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Solution
The fourth proportional to 2,022,763.95, 2,791,499.21 and 1,163,324.99 is: 1,605,437.34
Step by Step Solution
- Step 1: Write the proportion equation
2,022,763.95 : 2,791,499.21 = 1,163,324.99 : x - Step 2: Convert to fraction form
2,022,763.95/2,791,499.21 = 1,163,324.99/x - Step 3: Cross multiply
2,022,763.95x = 2,791,499.21 × 1,163,324.99 - Step 4: Simplify right side
2,022,763.95x = 3,247,420,770,784.14 - Step 5: Solve for x
x = 3,247,420,770,784.14/2,022,763.95 - Step 6: Final answer
x = 1,605,437.34
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1.5x scale
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.