Finding the Fourth Proportional to 1,719,512.04, 2,370,425.70 and 1,201,658.14
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Solution
The fourth proportional to 1,719,512.04, 2,370,425.70 and 1,201,658.14 is: 1,656,540.50
Step by Step Solution
- Step 1: Write the proportion equation
1,719,512.04 : 2,370,425.70 = 1,201,658.14 : x - Step 2: Convert to fraction form
1,719,512.04/2,370,425.70 = 1,201,658.14/x - Step 3: Cross multiply
1,719,512.04x = 2,370,425.70 × 1,201,658.14 - Step 4: Simplify right side
1,719,512.04x = 2,848,441,337,670.20 - Step 5: Solve for x
x = 2,848,441,337,670.20/1,719,512.04 - Step 6: Final answer
x = 1,656,540.50
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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.