Finding the Fourth Proportional to 1,969,801.51, 2,719,591.00 and 1,235,761.99
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Solution
The fourth proportional to 1,969,801.51, 2,719,591.00 and 1,235,761.99 is: 1,706,145.10
Step by Step Solution
- Step 1: Write the proportion equation
1,969,801.51 : 2,719,591.00 = 1,235,761.99 : x - Step 2: Convert to fraction form
1,969,801.51/2,719,591.00 = 1,235,761.99/x - Step 3: Cross multiply
1,969,801.51x = 2,719,591.00 × 1,235,761.99 - Step 4: Simplify right side
1,969,801.51x = 3,360,767,184,291.30 - Step 5: Solve for x
x = 3,360,767,184,291.30/1,969,801.51 - Step 6: Final answer
x = 1,706,145.10
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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.