Finding the Fourth Proportional to 5,394,441.30, 8,092,203.12 and 1,556,358.77
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Solution
The fourth proportional to 5,394,441.30, 8,092,203.12 and 1,556,358.77 is: 2,334,694.28
Step by Step Solution
- Step 1: Write the proportion equation
5,394,441.30 : 8,092,203.12 = 1,556,358.77 : x - Step 2: Convert to fraction form
5,394,441.30/8,092,203.12 = 1,556,358.77/x - Step 3: Cross multiply
5,394,441.30x = 8,092,203.12 × 1,556,358.77 - Step 4: Simplify right side
5,394,441.30x = 12,594,371,253,972.35 - Step 5: Solve for x
x = 12,594,371,253,972.35/5,394,441.30 - Step 6: Final answer
x = 2,334,694.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.